[main] (deps): Bump src/submodules/googletest

Bumps [src/submodules/googletest](https://github.com/google/googletest) from `a45468c` to `3983f67`.
- [Release notes](https://github.com/google/googletest/releases)
- [Commits](google/googletest@a45468c...3983f67)

---
updated-dependencies:
- dependency-name: src/submodules/googletest
  dependency-version: 3983f67e32fb3e9294487b9d4f9586efa6e5d088
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]