[doc] Use f-strings throughout make_rst.py
[doc] Use f-strings throughout make_rst.py

Based on discussion in #64230

godotengine/godot,sanikoyes/godot,ZuBsPaCe/godot,josempans/godot,vkbsb/godot,vkbsb/godot,sanikoyes/godot,BastiaanOlij/godot,ZuBsPaCe/godot,guilhermefelipecgs/godot,godotengine/godot,BastiaanOlij/godot,guilhermefelipecgs/godot,sanikoyes/godot,ZuBsPaCe/godot,godotengine/godot,pkowal1982/godot,guilhermefelipecgs/godot,Shockblast/godot,pkowal1982/godot,pkowal1982/godot,vkbsb/godot,josempans/godot,firefly2442/godot,pkowal1982/godot,Shockblast/godot,vkbsb/godot,godotengine/godot,sanikoyes/godot,firefly2442/godot,BastiaanOlij/godot,sanikoyes/godot,firefly2442/godot,godotengine/godot,firefly2442/godot,josempans/godot,godotengine/godot,pkowal1982/godot,guilhermefelipecgs/godot,josempans/godot,Shockblast/godot,BastiaanOlij/godot,josempans/godot,BastiaanOlij/godot,guilhermefelipecgs/godot,pkowal1982/godot,Shockblast/godot,guilhermefelipecgs/godot,sanikoyes/godot,BastiaanOlij/godot,Shockblast/godot,firefly2442/godot,firefly2442/godot,ZuBsPaCe/godot,sanikoyes/godot,godotengine/godot,BastiaanOlij/godot,pkowal1982/godot,vkbsb/godot,ZuBsPaCe/godot,josempans/godot,pkowal1982/godot,vkbsb/godot,sanikoyes/godot,firefly2442/godot,vkbsb/godot,Shockblast/godot,Shockblast/godot,ZuBsPaCe/godot,josempans/godot,vkbsb/godot,godotengine/godot,josempans/godot,ZuBsPaCe/godot,BastiaanOlij/godot,Shockblast/godot,firefly2442/godot,ZuBsPaCe/godot,guilhermefelipecgs/godot,guilhermefelipecgs/godot