Add Soong build files for absl-py am: 9b1225cf42 am: f4f3f752e9

Original change: https://android-review.googlesource.com/c/platform/external/python/absl-py/+/3235671

Change-Id: Ic27bea5233038670fc38106c689f88d65c52fedf
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>