roll deps (KhronosGroup#6793)

- **Roll external/googletest/ 8240fa7d6..f132c8931 (3 commits)**
- **Roll external/abseil_cpp/ db1bdc86e..49ea0f955 (27 commits)**

---------

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': 'db1bdc86effd20c9ac9c9939326c0d280c9ff733',
+  'abseil_revision': '49ea0f95599345d18378ff7ad6c7c1a227070429',
 
   'effcee_revision': '910ed15722d5d05c9d71ecf36c1a22243cb79b02',
 
-  'googletest_revision': '8240fa7d62f73e01c7af27d61ed965d6d66698fa',
+  'googletest_revision': 'f132c893119698e10daef8525d0ad7a3f05176f2',
 
   # Use a recent protobuf, which can depend on abseil
   'protobuf_revision': '35cd01f9fe9afbeea38cc7b979a3b6bfcde82c03',