[release/3.1] (deps): Bump src/submodules/googletest from `4e4df22` to `4219e72`#56

dependabot[bot] wants to merge 1 commit intorelease/3.1adrianwright109/aspnetcore:release/3.1from

dependabot/submodules/release/3.1/src/submodules/googletest-4219e72adrianwright109/aspnetcore:dependabot/submodules/release/3.1/src/submodules/googletest-4219e72Copy head branch name to clipboard