Camera2: update API per API council review

Per API concil recommendation, made below API change:
* change method name from createCaptureSessionByOutputConfiguration to
createCaptureSessionByOutputConfigurations
* Change method name from
createReprocessableCaptureSessionWithConfigurations to
createReprocessableCaptureSessionByConfigurations

Bug: 27950067
Change-Id: I8346d384210556a40bc2544c3660cc4819f304a1
5 files changed