CodeEditor: Drop unused enable_complete_timer variable
CodeEditor: Drop unused enable_complete_timer variable

Its use was removed in 1039ba9ffb8588e8b0abddaa753d270979147c23.

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