[automerger skipped] Remove HID usage mapping for stylus buttons in Generic.kl...

[automerger skipped] Remove HID usage mapping for stylus buttons in Generic.kl am: 2c42929c -s ours am: c01e4c7d -s ours

am skip reason: Merged-In I580514bdcbbfbe93df83fa3faa6262077e881243 with SHA-1 9982f544 is already in history

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/2802455



Change-Id: I521fe1341b5b0f363aa482a3f7252e050d16f4df
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>