Bump actions/upload-artifact from 4 to 5 (#164)

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] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

.github/workflows/ci.yml

@@ -99,7 +99,7 @@ jobs:
           options: "-screen 0 1600x1200x24"
 
       - name: Upload Test Results
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5
         if: always()
         with:
           name: test-results-${{ matrix.os }}
@@ -111,7 +111,7 @@ jobs:
             !test/projects/**/*
 
       - name: Upload screenshots on failure
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5
         if: failure()
         with:
           name: screenshots-${{ matrix.os }}
@@ -120,7 +120,7 @@ jobs:
             test/logs
 
       - name: Upload Bazel JDT Language Server extension
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5
         if: success() && matrix.os == 'ubuntu-latest'
         with:
           name: server
@@ -134,7 +134,7 @@ jobs:
     # needed for publishing test results from forks
     steps:
       - name: Upload
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5
         with:
           name: ci-event-file
           path: ${{ github.event_path }}