[resolved conflict] Fix multiple OOB bugs resulted from tx mtu in EATT am: ea76b7d9

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/modules/Bluetooth/+/23152794



Bug: 271335899
Test: manual
Ignore-AOSP-First: security
Tag: #security
Merged-In: Ia06c9a17f2daa5ce4c32cffa536777f47774cf31
Change-Id: I02f1aec42e0c12c8f53fe03090b0c40c6e8e51c5
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>