[Bugfix][T106BUG-83] add rtc wakealarm and poweralarm api

Only Configure:No
Affected branch:master
Affected module:Rtc
Is it affected on both ZXIC and MTK: only ZXIC
Self-test: Yes
Doc Update:Need

Change-Id: I153112218065ee7e7af928c4805745d2c8896d91
6 files changed