Make run_cross_test.py just a wrapper around run_project_tests.py
Make run_cross_test.py just a wrapper around run_project_tests.py

This makes the platform_fix_name() machinery for toolchains which don't
have gcc-like filename conventions available to cross testing.

mesonbuild/meson,mesonbuild/meson,QuLogic/meson,becm/meson,pexip/meson,becm/meson,becm/meson,QuLogic/meson,becm/meson,mesonbuild/meson,jpakkane/meson,jpakkane/meson,becm/meson,jpakkane/meson,pexip/meson,becm/meson,jpakkane/meson,pexip/meson,mesonbuild/meson,becm/meson,pexip/meson,becm/meson,QuLogic/meson,pexip/meson,jpakkane/meson,mesonbuild/meson,pexip/meson,pexip/meson,QuLogic/meson,jpakkane/meson,jpakkane/meson,QuLogic/meson,QuLogic/meson,mesonbuild/meson,jpakkane/meson,QuLogic/meson,pexip/meson,mesonbuild/meson,mesonbuild/meson,becm/meson,jpakkane/meson,QuLogic/meson,pexip/meson,becm/meson,QuLogic/meson,pexip/meson,mesonbuild/meson,mesonbuild/meson