build(deps): bump third_party/googletest from `5197b1a` to `5a37b51` (#2351)

Bumps [third_party/googletest](https://github.com/google/googletest) from `5197b1a` to `5a37b51`.
- [Release notes](https://github.com/google/googletest/releases)
- [Commits](https://github.com/google/googletest/compare/5197b1a8e6a1ef9f214f4aa537b0be17cbf91946...5a37b517ad4ab6738556f0284c256cae1466c5b4)

---
updated-dependencies:
- dependency-name: third_party/googletest
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
diff --git a/third_party/googletest b/third_party/googletest
index 5197b1a..5a37b51 160000
--- a/third_party/googletest
+++ b/third_party/googletest
@@ -1 +1 @@
-Subproject commit 5197b1a8e6a1ef9f214f4aa537b0be17cbf91946
+Subproject commit 5a37b517ad4ab6738556f0284c256cae1466c5b4