i built a iron farm and since glass is a non spawnable block i used that for my farm but now i have the iron golem spawning literally IN the glass like inside of it it gets stuck

so today i built an iron because im doing a mega iron golem for my hardcore world and i needed tons and tons of iron so i decided to built one but the iron golems keep spawning inside the glass block and i know for fact that that is a bug because minecraft glass block is a non spawnable block so i hope you get get this fix in the next snapshot anyway thank you for take the time to read this have a wonderful day and keep the amazing work this update is one of the best one yet I LOVE MINECRAFT so please fix this