Bump actions/upload-artifact from 5 to 6 (#984)

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

---
updated-dependencies:
- dependency-name: actions/upload-artifact
  dependency-version: '6'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

.github/workflows/cd.yml

@@ -11,7 +11,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Upload
-        uses: actions/upload-artifact@v5
+        uses: actions/upload-artifact@v6
         with:
           name: event-file
           path: ${{ github.event_path }}
@@ -50,7 +50,7 @@ jobs:
         # see publish-test-results.yml for workflow that publishes test results without security issues for forks
         # https://github.com/marketplace/actions/publish-test-results#support-fork-repositories-and-dependabot-branches
         if: always()
-        uses: actions/upload-artifact@v5
+        uses: actions/upload-artifact@v6
         with:
           name: Test Results (Java ${{ matrix.java }} on ${{ matrix.os }})
           path: '**/build/test-results/test/TEST-*.xml'

.github/workflows/ci.yml

@@ -12,7 +12,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Upload
-        uses: actions/upload-artifact@v5
+        uses: actions/upload-artifact@v6
         with:
           name: event-file
           path: ${{ github.event_path }}
@@ -54,7 +54,7 @@ jobs:
         # see publish-test-results.yml for workflow that publishes test results without security issues for forks
         # https://github.com/marketplace/actions/publish-test-results#support-fork-repositories-and-dependabot-branches
         if: always()
-        uses: actions/upload-artifact@v5
+        uses: actions/upload-artifact@v6
         with:
           name: Test Results (Java ${{ matrix.java }} on ${{ matrix.os }})
           path: '**/build/test-results/test/TEST-*.xml'

.github/workflows/release.yml

@@ -13,7 +13,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Upload
-        uses: actions/upload-artifact@v5
+        uses: actions/upload-artifact@v6
         with:
           name: event-file
           path: ${{ github.event_path }}
@@ -55,7 +55,7 @@ jobs:
         # see publish-test-results.yml for workflow that publishes test results without security issues for forks
         # https://github.com/marketplace/actions/publish-test-results#support-fork-repositories-and-dependabot-branches
         if: always()
-        uses: actions/upload-artifact@v5
+        uses: actions/upload-artifact@v6
         with:
           name: Test Results (Java ${{ matrix.java }} on ${{ matrix.os }})
           path: '**/build/test-results/test/TEST-*.xml'