Added key retrieval logic in app's onCreate to include Googles WakeUpService (#947)

* Background jobs debug notifications

* added 1.5 ENF SDK and start one time work in application onCreate

* schedule one time worker in onCreate

* added alternative with wakelock and execution in onCreate directly

* refined wakelock and debug notifications

* ktlint fixes

Co-authored-by: Alexander Alferov <a.alferov@sap.com>
Co-authored-by: d067928 <jakob.moeller@sap.com>