build(deps): bump actions/upload-artifact from 4 to 5

Bumps [actions/upload-artifact](https://github.com/actions/upload-artifact) from 4 to 5.
- [Release notes](https://github.com/actions/upload-artifact/releases)
- [Commits](actions/upload-artifact@v4...v5)

---
updated-dependencies:
- dependency-name: actions/upload-artifact
  dependency-version: '5'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

.github/workflows/aider-issue-to-pr.yml

@@ -219,7 +219,7 @@ jobs:
 
             console.log(`Created PR #${newPR.data.number}: ${newPR.data.html_url}`);
       - name: Upload aider chat history
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5
         with:
           name: aider-chat-output
           path: ".aider.chat.history.md"

.github/workflows/pull-request.yml

@@ -104,23 +104,23 @@ jobs:
 
       - name: Upload Playwright Report
         if: ${{ !cancelled() }}
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5
         with:
           name: playwright-report-${{ matrix.test }}
           path: reports/html-report/
           retention-days: ${{ env.RETENTION_DAYS }}
 
       - name: Upload Allure Report
         if: ${{ !cancelled() }}
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5
         with:
           name: allure-report-${{ matrix.test }}
           path: allure-report/
           retention-days: ${{ env.RETENTION_DAYS }}
 
       - name: Upload Accessibility Reports
         if: ${{ matrix.test == 'a11y' && !cancelled() }}
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5
         with:
           name: accessibility-report
           path: reports/accessibility-reports/