Fix media metadata being only editable once (#20665)
Fix media metadata being only editable once (#20665)


glitch-soc/mastodon,Ryanaka/mastodon,MitarashiDango/mastodon,Ryanaka/mastodon,yukimochi/mastodon,gol-cha/mastodon,maa123/mastodon,maa123/mastodon,im-in-space/mastodon,gol-cha/mastodon,MitarashiDango/mastodon,maa123/mastodon,yukimochi/mastodon,Ryanaka/mastodon,masto-donte-com-br/mastodon,theoria24/mastodon,im-in-space/mastodon,masto-donte-com-br/mastodon,glitch-soc/mastodon,theoria24/mastodon,masto-donte-com-br/mastodon,MitarashiDango/mastodon,gol-cha/mastodon,yukimochi/mastodon,glitch-soc/mastodon,maa123/mastodon,gol-cha/mastodon,im-in-space/mastodon,masto-donte-com-br/mastodon,glitch-soc/mastodon,Ryanaka/mastodon,im-in-space/mastodon,theoria24/mastodon,yukimochi/mastodon,theoria24/mastodon,MitarashiDango/mastodon