Fix int overflow in EditorResourcePreview::_preview_ready
Fix int overflow in EditorResourcePreview::_preview_ready

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