floss: Uprev modp_b64 package to R110 am: b1a65860 am: b80fc6d6

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Bluetooth/+/2422781



Change-Id: I5495eb385a1164a7e15e9c7b2d3b4e9dd286d8b7
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>