roll deps (KhronosGroup#6146)

* Roll external/googletest/ 9f79a9597..571930618 (1 commit)

google/googletest@9f79a95...5719306

Created with:
  roll-dep external/googletest --update-readme

* Roll external/abseil_cpp/ bf9816208..41a1f434d (8 commits)

abseil/abseil-cpp@bf98162...41a1f43

Created with:
  roll-dep external/abseil_cpp --update-readme

---------

Co-authored-by: GitHub Actions[bot] <>

Author: github-actions[bot]

DEPS

@@ -3,11 +3,11 @@ use_relative_paths = True
 vars = {
   'github': 'https://github.com',
 
-  'abseil_revision': 'bf9816208252b60a463ae712603ddbc72d0eb5d7',
+  'abseil_revision': '41a1f434d40bc6089acaf026b00c5f8f917e8706',
 
   'effcee_revision': '8ce15c424e61a94ee27b5be0ec0ed036b158e6e3',
 
-  'googletest_revision': '9f79a9597ad9b5394e5c620ebf76824f77ffbde4',
+  'googletest_revision': '571930618fa96eabcd05b573285edbee9fc13bae',
 
   # Use protobufs before they gained the dependency on abseil
   'protobuf_revision': 'v21.12',