De-labs Metaspaces (#20706)

docs/labs.md

@@ -126,11 +126,6 @@ and notification noises are suppressed. Not perfect, but can help reduce noise.
 
 Enables sending hidden read receipts as per [MSC2285](https://github.com/matrix-org/matrix-doc/pull/2285)
 
-## Metaspaces (`feature_spaces_metaspaces`) [In Development]
-
-Metaspaces are automatically populated spaces you can enable in your Space panel.
-By default, you'll have Home or All rooms, but you can opt in to a People, Favourites, and Other Rooms metaspace too.
-
 ## Location sharing (`feature_location_share`) [In Development]
 
 Allows users to send and display location data using [maplibre](https://maplibre.org).

element.io/develop/config.json

@@ -57,8 +57,6 @@
         "projectApiKey": "phc_Jzsm6DTm6V2705zeU5dcNvQDlonOR68XvX2sh1sEOHO",
         "apiHost": "https://posthog.hss.element.io"
     },
-    "features": {
-        "feature_spaces_metaspaces": true
-    },
+    "features": {},
     "map_style_url": "https://api.maptiler.com/maps/streets/style.json?key=fU3vlMsMn4Jb6dnEIFsx"
 }