chore: update dependencies to latest versions (#1539)

- upgraded @sap/cds from >=9.1 to >=9.5
- upgraded @sap/cds-dk from >=9.1 to >=9.5
- updated @sap/ux-specification to UI5-1.139
- Updated @cap-js/cds-typer ^0.35.0 to ^0.38.0

fixes some audit issues

Author: devinea