Properly add "texture_changed" signal to MeshInstance2D
Properly add "texture_changed" signal to MeshInstance2D

Fixes #29410.

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