Bump actions/upload-artifact from 5 to 6

Bumps [actions/upload-artifact](https://github.com/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)

---
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] <support@github.com>

.github/workflows/tests-mysql.yml

@@ -82,7 +82,7 @@ jobs:
 
       - name: Upload Laravel logs as artifacts
         if: always()
-        uses: actions/upload-artifact@v5
+        uses: actions/upload-artifact@v6
         with:
           name: laravel-logs-php-${{ matrix.php-version }}-run-${{ github.run_attempt }}
           path: |

.github/workflows/tests-postgres.yml

@@ -81,7 +81,7 @@ jobs:
 
       - name: Upload Laravel logs as artifacts
         if: always()
-        uses: actions/upload-artifact@v5
+        uses: actions/upload-artifact@v6
         with:
           name: laravel-logs-php-${{ matrix.php-version }}-run-${{ github.run_attempt }}
           path: |

.github/workflows/tests-sqlite.yml

@@ -67,7 +67,7 @@ jobs:
 
       - name: Upload Laravel logs as artifacts
         if: always()
-        uses: actions/upload-artifact@v5
+        uses: actions/upload-artifact@v6
         with:
           name: laravel-logs-php-${{ matrix.php-version }}-run-${{ github.run_attempt }}
           path: |