configure checks for gtest by default.
configure checks for gtest by default.

abouteiller/ucx,sergsagal1/ucx_rocm,manjugv/ucx,abouteiller/ucx,manjugv/ucx,manjugv/ucx,biddisco/ucx,sergsagal1/ucx_rocm,abouteiller/ucx,miked-mellanox/ucx,shssf/ucx,miked-mellanox/ucx,abouteiller/ucx,sergsagal1/ucx_rocm,biddisco/ucx,miked-mellanox/ucx,biddisco/ucx,shssf/ucx,shssf/ucx