test 60 install script: Don't install any files when using msvc
test 60 install script: Don't install any files when using msvc

The test is stricter now and our install script doesn't work without
bash

aaronp24/meson,ernestask/meson,rhd/meson,aaronp24/meson,ernestask/meson,thiblahute/meson,fmuellner/meson,jpakkane/meson,wberrier/meson,aaronp24/meson,jeandet/meson,trhd/meson,becm/meson,MathieuDuponchelle/meson,pexip/meson,centricular/meson,becm/meson,jeandet/meson,ernestask/meson,rhd/meson,wberrier/meson,QuLogic/meson,jpakkane/meson,pexip/meson,ernestask/meson,thiblahute/meson,becm/meson,thiblahute/meson,thiblahute/meson,aaronp24/meson,QuLogic/meson,trhd/meson,fmuellner/meson,jpakkane/meson,aaronp24/meson,jeandet/meson,rhd/meson,QuLogic/meson,thiblahute/meson,pexip/meson,centricular/meson,trhd/meson,rhd/meson,QuLogic/meson,jeandet/meson,MathieuDuponchelle/meson,fmuellner/meson,MathieuDuponchelle/meson,becm/meson,MathieuDuponchelle/meson,ernestask/meson,becm/meson,QuLogic/meson,wberrier/meson,rhd/meson,MathieuDuponchelle/meson,aaronp24/meson,wberrier/meson,wberrier/meson,trhd/meson,aaronp24/meson,aaronp24/meson,thiblahute/meson,mesonbuild/meson,jeandet/meson,rhd/meson,MathieuDuponchelle/meson,mesonbuild/meson,jpakkane/meson,trhd/meson,pexip/meson,thiblahute/meson,jeandet/meson,fmuellner/meson,wberrier/meson,trhd/meson,rhd/meson,fmuellner/meson,ernestask/meson,thiblahute/meson,jpakkane/meson,fmuellner/meson,wberrier/meson,fmuellner/meson,jpakkane/meson,jpakkane/meson,ernestask/meson,mesonbuild/meson,ernestask/meson,QuLogic/meson,QuLogic/meson,mesonbuild/meson,becm/meson,thiblahute/meson,mesonbuild/meson,centricular/meson,ernestask/meson,trhd/meson,becm/meson,jpakkane/meson,rhd/meson,pexip/meson,QuLogic/meson,trhd/meson,aaronp24/meson,wberrier/meson,centricular/meson,QuLogic/meson,mesonbuild/meson,MathieuDuponchelle/meson,mesonbuild/meson,centricular/meson,becm/meson,becm/meson,becm/meson,pexip/meson,fmuellner/meson,centricular/meson,pexip/meson,jeandet/meson,pexip/meson,centricular/meson,fmuellner/meson,centricular/meson,pexip/meson,jeandet/meson,jpakkane/meson,MathieuDuponchelle/meson,MathieuDuponchelle/meson,mesonbuild/meson,jeandet/meson,mesonbuild/meson,pexip/meson,trhd/meson,mesonbuild/meson