keep alpha when converting svg colors fixes #11289
keep alpha when converting svg colors fixes #11289

mcanders/godot,NateWardawg/godot,ex/godot,Zylann/godot,okamstudio/godot,okamstudio/godot,NateWardawg/godot,zicklag/godot,Valentactive/godot,godotengine/godot,ageazrael/godot,Paulloz/godot,ageazrael/godot,vnen/godot,guilhermefelipecgs/godot,zicklag/godot,firefly2442/godot,ZuBsPaCe/godot,Paulloz/godot,Paulloz/godot,DmitriySalnikov/godot,groud/godot,DmitriySalnikov/godot,pkowal1982/godot,n-pigeon/godot,josempans/godot,NateWardawg/godot,ZuBsPaCe/godot,josempans/godot,firefly2442/godot,Faless/godot,RandomShaper/godot,ZuBsPaCe/godot,RandomShaper/godot,BastiaanOlij/godot,DmitriySalnikov/godot,Faless/godot,guilhermefelipecgs/godot,sanikoyes/godot,Zylann/godot,Faless/godot,DmitriySalnikov/godot,Valentactive/godot,n-pigeon/godot,RandomShaper/godot,Zylann/godot,Shockblast/godot,sanikoyes/godot,ageazrael/godot,DmitriySalnikov/godot,akien-mga/godot,NateWardawg/godot,pkowal1982/godot,RandomShaper/godot,Brickcaster/godot,Faless/godot,vkbsb/godot,pkowal1982/godot,sanikoyes/godot,MarianoGnu/godot,vnen/godot,NateWardawg/godot,NateWardawg/godot,ageazrael/godot,ZuBsPaCe/godot,Faless/godot,Valentactive/godot,zicklag/godot,akien-mga/godot,FateAce/godot,groud/godot,okamstudio/godot,vkbsb/godot,sanikoyes/godot,Brickcaster/godot,Valentactive/godot,zicklag/godot,guilhermefelipecgs/godot,josempans/godot,firefly2442/godot,groud/godot,godotengine/godot,vnen/godot,akien-mga/godot,okamstudio/godot,MarianoGnu/godot,Shockblast/godot,honix/godot,NateWardawg/godot,BastiaanOlij/godot,godotengine/godot,Zylann/godot,Shockblast/godot,ZuBsPaCe/godot,Valentactive/godot,godotengine/godot,Shockblast/godot,akien-mga/godot,BastiaanOlij/godot,guilhermefelipecgs/godot,guilhermefelipecgs/godot,pkowal1982/godot,ZuBsPaCe/godot,ZuBsPaCe/godot,BastiaanOlij/godot,guilhermefelipecgs/godot,josempans/godot,pkowal1982/godot,mcanders/godot,firefly2442/godot,sanikoyes/godot,ex/godot,BastiaanOlij/godot,josempans/godot,n-pigeon/godot,vnen/godot,mcanders/godot,mcanders/godot,BastiaanOlij/godot,RandomShaper/godot,vnen/godot,RandomShaper/godot,sanikoyes/godot,Zylann/godot,akien-mga/godot,okamstudio/godot,FateAce/godot,firefly2442/godot,okamstudio/godot,vnen/godot,Valentactive/godot,vkbsb/godot,Brickcaster/godot,josempans/godot,Shockblast/godot,FateAce/godot,ex/godot,Valentactive/godot,Zylann/godot,Shockblast/godot,ex/godot,MarianoGnu/godot,BastiaanOlij/godot,ageazrael/godot,ex/godot,ex/godot,godotengine/godot,ex/godot,godotengine/godot,firefly2442/godot,honix/godot,zicklag/godot,vkbsb/godot,sanikoyes/godot,guilhermefelipecgs/godot,mcanders/godot,groud/godot,okamstudio/godot,honix/godot,Zylann/godot,zicklag/godot,firefly2442/godot,RandomShaper/godot,DmitriySalnikov/godot,FateAce/godot,Brickcaster/godot,vnen/godot,pkowal1982/godot,ZuBsPaCe/godot,Valentactive/godot,vkbsb/godot,akien-mga/godot,vnen/godot,MarianoGnu/godot,Faless/godot,pkowal1982/godot,n-pigeon/godot,Paulloz/godot,DmitriySalnikov/godot,guilhermefelipecgs/godot,ageazrael/godot,FateAce/godot,honix/godot,ageazrael/godot,vkbsb/godot,Paulloz/godot,Faless/godot,mcanders/godot,NateWardawg/godot,sanikoyes/godot,honix/godot,okamstudio/godot,akien-mga/godot,Shockblast/godot,Paulloz/godot,josempans/godot,NateWardawg/godot,MarianoGnu/godot,godotengine/godot,godotengine/godot,FateAce/godot,MarianoGnu/godot,vkbsb/godot,akien-mga/godot,ex/godot,firefly2442/godot,MarianoGnu/godot,okamstudio/godot,Brickcaster/godot,pkowal1982/godot,groud/godot,MarianoGnu/godot,vkbsb/godot,josempans/godot,n-pigeon/godot,BastiaanOlij/godot,groud/godot,Zylann/godot,Faless/godot,Shockblast/godot,Paulloz/godot,n-pigeon/godot,Brickcaster/godot,okamstudio/godot,honix/godot,n-pigeon/godot,Brickcaster/godot