message: Upgrade to latest absl.
diff: @@ -9,9 +9,9 @@ http_archive(
  # implementation to solve the issue
  patch_args = ["-p1"],
  patches = ["//bazel:absl.patch"],
  - sha256 = "6622893ab117501fc23268a2936e0d46ee6cb0319dcf2275e33a708cd9634ea6",
  - strip_prefix = "abseil-cpp-20200923.3",
  - urls = ["https://github.com/abseil/abseil-cpp/archive/20200923.3.zip"],
  + sha256 = "cfb1f22164808eb0a233ad91287df84c2af2084cfc8b429eca1be1e57511065d",
  + strip_prefix = "abseil-cpp-20210324.1",
  + urls = ["https://github.com/abseil/abseil-cpp/archive/refs/tags/20210324.1.zip"],
  )
  # Intermediate version of googletest. The last published release v1.10.0 does
  