[Video] Split 'videos' gate in two (#5037)

src/view/com/util/post-embeds/VideoEmbed.tsx

@@ -31,7 +31,7 @@ export function VideoEmbed({embed}: {embed: AppBskyEmbedVideo.View}) {
   )
   const gate = useGate()
 
-  if (!gate('videos')) {
+  if (!gate('video_view_on_posts')) {
     return null
   }
 

src/view/com/util/post-embeds/VideoEmbed.web.tsx

@@ -47,7 +47,7 @@ export function VideoEmbed({embed}: {embed: AppBskyEmbedVideo.View}) {
     [key],
   )
 
-  if (!gate('videos')) {
+  if (!gate('video_view_on_posts')) {
     return null
   }