[automerger skipped] Add sdkextensions tests to soong TEST_MAPPING am:...

[automerger skipped] Add sdkextensions tests to soong TEST_MAPPING am: ae5072fa am: 3c6faa60 -s ours am: d0c526b0 -s ours

am skip reason: Merged-In I6961228bdd5a4606eb5078ed332b508ef6d2d6af with SHA-1 f3003166 is already in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/build/soong/+/14735180

Change-Id: I0404b42ae34e29f252614f8f0b0f3221fa770bc9