Remove configstore 1.2

the configstore functionality was added in Q. But The configstore will
be deleted. So additional function is deleted.

Bug: 124531214
Test: build & boot
Test: adb shell lshal | grep configstore & check configstore 1.2
Change-Id: Idbb00b972bc082bd75bba94dbff9cee19df48b89
18 files changed