Add --target_sdk_version to apexer

It is used to set the target sdk version of the APEX for targeting.

Bug: 130541924
Test: m
Merged-In: I7178322bc8114bbe4992e68e3a0cda5ff3d2ae97
Change-Id: I7178322bc8114bbe4992e68e3a0cda5ff3d2ae97
(cherry picked from commit f40a093ceed68f998cd8f9a552da8936e4f24378)
1 file changed
tree: aecc5f30c7c9cc0e10cacb9f67ea1eb707e3f9e1
  1. apexd/
  2. apexer/
  3. proto/
  4. shim/
  5. tests/
  6. CleanSpec.mk
  7. OWNERS
  8. PREUPLOAD.cfg