Roll external/abseil_cpp/ 75daba77f..5ad0bfb7a (6 commits) (KhronosGroup#6271)

abseil/abseil-cpp@75daba7...5ad0bfb

Created with:
  roll-dep external/abseil_cpp

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

Author: github-actions[bot]

DEPS

@@ -3,7 +3,7 @@ use_relative_paths = True
 vars = {
   'github': 'https://github.com',
 
-  'abseil_revision': '75daba77f9d72372f3bfaa5ce6235d339c835cfc',
+  'abseil_revision': '5ad0bfb7ab424355d95065ff7b5f5b920f3cac0d',
 
   'effcee_revision': '514b52ec61609744d7e587d93a7ef9b60407ab45',