configure_file: Use utf-8 to write configured file
configure_file: Use utf-8 to write configured file

Closes #1085

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