Set min_sdk_version to be part of mainline modules

Modules contributing mainline modules (APK/APEX) should set
min_sdk_version as well as apex_available.

For now setting min_sdk_version doesn't change build outputs.
But build-time checks will be added soon.

Bug: 152655956
Test: m
Merged-In: Id89bcc591effc436a7c4a22f4320331d187d2ee7
Change-Id: Id89bcc591effc436a7c4a22f4320331d187d2ee7
(cherry picked from commit f11c3bb0f1519481ce4c3c32f17c5644fcfe1d76)
1 file changed