Commit
4599681e011a41c74213e1c0c5ce90945e61aad1
by noreply[Testing] Externalize (find_package() or fetch) googletest/gtest (#4471)
* find_package gtest or fetch gtest ; and use it for testing.Remove usage of the old one
* fix compilation for newer gtest
* remove source of the embedded gtest
* update cmake message for SOFA_ALLOW_FETCH_DEPENDENCIES
* fix define
* apply suggestion by using GTest ; and remove CONFIG keyword
* use cmake 3.20 version for gtest modules