Fix ConstIterator to allow `for` range loops on Packed*Array
Fix ConstIterator to allow `for` range loops on Packed*Array

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