Import platform SDK from build 7905987

./update_prebuilts.py -p --sdk_target sdk 7905987

Bug: 205658040
Test: make update-api && make

Change-Id: Ie8b0fc81ab1b78634140c233ab593cbe877545fd
Merged-In: I81882d52c2056721636b6425495ce25bd947e553
19 files changed