Set proper file type attribute for OSX zip export
Set proper file type attribute for OSX zip export

The missing file type in file attributes was causing the file to lose
executable permissions when unzipped with some softwares.

honix/godot,Valentactive/godot,DmitriySalnikov/godot,firefly2442/godot,akien-mga/godot,vkbsb/godot,akien-mga/godot,pkowal1982/godot,Shockblast/godot,BastiaanOlij/godot,josempans/godot,Zylann/godot,DmitriySalnikov/godot,Valentactive/godot,guilhermefelipecgs/godot,BastiaanOlij/godot,pkowal1982/godot,Paulloz/godot,Faless/godot,ZuBsPaCe/godot,godotengine/godot,Valentactive/godot,sanikoyes/godot,Zylann/godot,pkowal1982/godot,sanikoyes/godot,honix/godot,MarianoGnu/godot,Paulloz/godot,Valentactive/godot,Faless/godot,guilhermefelipecgs/godot,firefly2442/godot,Paulloz/godot,BastiaanOlij/godot,godotengine/godot,sanikoyes/godot,sanikoyes/godot,MarianoGnu/godot,Zylann/godot,Valentactive/godot,josempans/godot,Shockblast/godot,akien-mga/godot,josempans/godot,ZuBsPaCe/godot,Valentactive/godot,guilhermefelipecgs/godot,josempans/godot,Shockblast/godot,Faless/godot,vkbsb/godot,ZuBsPaCe/godot,pkowal1982/godot,MarianoGnu/godot,firefly2442/godot,Faless/godot,honix/godot,sanikoyes/godot,Zylann/godot,Paulloz/godot,MarianoGnu/godot,firefly2442/godot,pkowal1982/godot,Zylann/godot,guilhermefelipecgs/godot,vnen/godot,ZuBsPaCe/godot,BastiaanOlij/godot,josempans/godot,firefly2442/godot,vkbsb/godot,guilhermefelipecgs/godot,godotengine/godot,Valentactive/godot,MarianoGnu/godot,pkowal1982/godot,Paulloz/godot,firefly2442/godot,Zylann/godot,vnen/godot,DmitriySalnikov/godot,honix/godot,Valentactive/godot,godotengine/godot,godotengine/godot,Faless/godot,akien-mga/godot,vnen/godot,vkbsb/godot,BastiaanOlij/godot,sanikoyes/godot,DmitriySalnikov/godot,guilhermefelipecgs/godot,BastiaanOlij/godot,vnen/godot,godotengine/godot,vnen/godot,Shockblast/godot,Faless/godot,Shockblast/godot,sanikoyes/godot,Paulloz/godot,josempans/godot,BastiaanOlij/godot,honix/godot,Paulloz/godot,guilhermefelipecgs/godot,ZuBsPaCe/godot,akien-mga/godot,josempans/godot,godotengine/godot,firefly2442/godot,akien-mga/godot,Faless/godot,ZuBsPaCe/godot,ZuBsPaCe/godot,godotengine/godot,sanikoyes/godot,firefly2442/godot,vkbsb/godot,DmitriySalnikov/godot,DmitriySalnikov/godot,Shockblast/godot,pkowal1982/godot,honix/godot,BastiaanOlij/godot,vkbsb/godot,vnen/godot,MarianoGnu/godot,MarianoGnu/godot,guilhermefelipecgs/godot,vnen/godot,ZuBsPaCe/godot,akien-mga/godot,MarianoGnu/godot,Faless/godot,josempans/godot,Zylann/godot,pkowal1982/godot,vkbsb/godot,vkbsb/godot,Shockblast/godot,Shockblast/godot,DmitriySalnikov/godot,Zylann/godot,vnen/godot,akien-mga/godot