Version Checker with Branching for Checks on provideDiagnosisKeys below v16 of...

Version Checker with Branching for Checks on provideDiagnosisKeys below v16 of ENF (EXPOSUREAPP-2213) (#1150)

* Add Version Check

Signed-off-by: d067928 <jakob.moeller@sap.com>

* Version Checker Update

Signed-off-by: d067928 <jakob.moeller@sap.com>

* Testing for Version Check

Signed-off-by: d067928 <jakob.moeller@sap.com>

* Remove Expiremental Annotation for method and add on Class and pull tearDown below setUp

Signed-off-by: d067928 <jakob.moeller@sap.com>

* add GoogleAPIVersion via DI

Signed-off-by: d067928 <jakob.moeller@sap.com>

Co-authored-by: Matthias Urhahn <matthias.urhahn@sap.com>