Chore(deps): Bump the actions group with 4 updates

Bumps the actions group with 4 updates: [actions/upload-artifact](https://github.com/actions/upload-artifact), [actions/cache](https://github.com/actions/cache), [actions/download-artifact](https://github.com/actions/download-artifact) and [dessant/lock-threads](https://github.com/dessant/lock-threads).


Updates `actions/upload-artifact` from 5 to 6
- [Release notes](https://github.com/actions/upload-artifact/releases)
- [Commits](https://github.com/actions/upload-artifact/compare/v5...v6)

Updates `actions/cache` from 4 to 5
- [Release notes](https://github.com/actions/cache/releases)
- [Changelog](https://github.com/actions/cache/blob/main/RELEASES.md)
- [Commits](https://github.com/actions/cache/compare/v4...v5)

Updates `actions/download-artifact` from 6 to 7
- [Release notes](https://github.com/actions/download-artifact/releases)
- [Commits](https://github.com/actions/download-artifact/compare/v6...v7)

Updates `dessant/lock-threads` from 5 to 6
- [Release notes](https://github.com/dessant/lock-threads/releases)
- [Changelog](https://github.com/dessant/lock-threads/blob/main/CHANGELOG.md)
- [Commits](https://github.com/dessant/lock-threads/compare/v5...v6)

---
updated-dependencies:
- dependency-name: actions/upload-artifact
  dependency-version: '6'
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: actions
- dependency-name: actions/cache
  dependency-version: '5'
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: actions
- dependency-name: actions/download-artifact
  dependency-version: '7'
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: actions
- dependency-name: dessant/lock-threads
  dependency-version: '6'
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: actions
...

Signed-off-by: dependabot[bot] <support@github.com>

.github/workflows/ci.yml

@@ -115,7 +115,7 @@ jobs:
             --frozen \
             mkdocs gh-deploy --force --no-history
       - name: Upload artifact
-        uses: actions/upload-artifact@v5
+        uses: actions/upload-artifact@v6
         with:
           name: documentation
           path: site/
@@ -215,7 +215,7 @@ jobs:
           cache-dependency-path: 'src-ui/pnpm-lock.yaml'
       - name: Cache frontend dependencies
         id: cache-frontend-deps
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         with:
           path: |
             ~/.pnpm-store
@@ -248,7 +248,7 @@ jobs:
           cache-dependency-path: 'src-ui/pnpm-lock.yaml'
       - name: Cache frontend dependencies
         id: cache-frontend-deps
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         with:
           path: |
             ~/.pnpm-store
@@ -301,7 +301,7 @@ jobs:
           cache-dependency-path: 'src-ui/pnpm-lock.yaml'
       - name: Cache frontend dependencies
         id: cache-frontend-deps
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         with:
           path: |
             ~/.pnpm-store
@@ -333,7 +333,7 @@ jobs:
           cache-dependency-path: 'src-ui/pnpm-lock.yaml'
       - name: Cache frontend dependencies
         id: cache-frontend-deps
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         with:
           path: |
             ~/.pnpm-store
@@ -476,7 +476,7 @@ jobs:
           docker cp frontend-extract:/usr/src/paperless/src/documents/static/frontend src/documents/static/frontend/
       - name: Upload frontend artifact
         if: steps.build-vars.outputs.can-push == 'true'
-        uses: actions/upload-artifact@v5
+        uses: actions/upload-artifact@v6
         with:
           name: frontend-compiled
           path: src/documents/static/frontend/
@@ -510,12 +510,12 @@ jobs:
           sudo apt-get update -qq
           sudo apt-get install -qq --no-install-recommends gettext liblept5
       - name: Download frontend artifact
-        uses: actions/download-artifact@v6
+        uses: actions/download-artifact@v7
         with:
           name: frontend-compiled
           path: src/documents/static/frontend/
       - name: Download documentation artifact
-        uses: actions/download-artifact@v6
+        uses: actions/download-artifact@v7
         with:
           name: documentation
           path: docs/_build/html/
@@ -578,7 +578,7 @@ jobs:
           sudo chown -R 1000:1000 paperless-ngx/
           tar -cJf paperless-ngx.tar.xz paperless-ngx/
       - name: Upload release artifact
-        uses: actions/upload-artifact@v5
+        uses: actions/upload-artifact@v6
         with:
           name: release
           path: dist/paperless-ngx.tar.xz
@@ -595,7 +595,7 @@ jobs:
     if: github.ref_type == 'tag' && (startsWith(github.ref_name, 'v') || contains(github.ref_name, '-beta.rc'))
     steps:
       - name: Download release artifact
-        uses: actions/download-artifact@v6
+        uses: actions/download-artifact@v7
         with:
           name: release
           path: ./

.github/workflows/repo-maintenance.yml

@@ -37,7 +37,7 @@ jobs:
     if: github.repository_owner == 'paperless-ngx'
     runs-on: ubuntu-24.04
     steps:
-      - uses: dessant/lock-threads@v5
+      - uses: dessant/lock-threads@v6
         with:
           issue-inactive-days: '30'
           pr-inactive-days: '30'

.github/workflows/translate-strings.yml

@@ -47,7 +47,7 @@ jobs:
           cache-dependency-path: 'src-ui/pnpm-lock.yaml'
       - name: Cache frontend dependencies
         id: cache-frontend-deps
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         with:
           path: |
             ~/.pnpm-store