input_common.h: Add retry loop for event device am: 3e76c3d1df

Original change: https://android-review.googlesource.com/c/platform/external/ltp/+/3514610

Change-Id: If418edad35918241149b1b7cf27083e9cb2f516e
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>