Fix that Top Level CanvasItems are unselectable in editor
Fix that Top Level CanvasItems are unselectable in editor

Previously the parent Transform2D was included in the calculation

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