[automerger skipped] Remove sdkextension sdk definition am: 22be329e4e am: dbc53fb401 -s ours

am skip reason: Change-Id I284a4cd5700626305275ab43ca55086c245a14ec with SHA-1 748a45564d is in history

Original change: https://android-review.googlesource.com/c/platform/packages/modules/SdkExtensions/+/1351449

Change-Id: I16b822f5e0d66d127d4f07f12a5a8f85d7371905