Update example code for SceneTreeTimer to reflect new await keyword
Update example code for SceneTreeTimer to reflect new await keyword

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