random improvements (#5382)

* remove permission check, as own timesheets should always be visible
* new methods to create datetime
* allow access to user roles in javascript
* support class for dropdown actions
* allow to edit internal rate
* support human readable duration in export via user configuration
* allow to order timesheet listing by user, exported and billable field
* bump codecov action

.github/workflows/testing.yaml

@@ -104,7 +104,7 @@ jobs:
 
             -   name: Upload code coverage
                 if: matrix.php == '8.2'
-                uses: codecov/codecov-action@v4
+                uses: codecov/codecov-action@v5
                 with:
                     token: ${{ secrets.CODECOV_TOKEN }}
                     files: ./coverage.xml