Use ro.vendor.api_level for the VSR api level.

ro.vendor.api_level is minimum of ro.product.first_api_level and
ro.board.[first_]api_level. Use ro.vendor.api_level to see which VSR
requirement to conform to.

Bug: 229387180
Bug: 310868656
Test: TH
Change-Id: I2699baa9eb0a807a469295c30589ed30b172a4f8
1 file changed