[automerger skipped] DO NOT MERGE: Bump CTS and CTS_Instant version to 9.0_r6
am: 1c6cfba80e  -s ours

Change-Id: I2229ee940d41e10349526aed94786cbe570cbfde
tree: 5b47cc0135dee2a6d3bf0f76fb53c5a617872704
  1. common/
  2. tools/
  3. Android.mk
  4. test_defs.sh