Add pyyaml_filegroup am: f92e531cd0 am: 60ac54af06 am: 98f3d88a92

Original change: https://android-review.googlesource.com/c/platform/external/python/pyyaml/+/2869868

Change-Id: I65c98a45b0cd6858d8e003318b20b8e1322fdd67
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>