allow the bridge to create communities

roles/matrix-bridge-facebook/templates/config.yaml

@@ -95,7 +95,7 @@ bridge:
     # (Note that, by default, non-admins might not have your homeserver's permission to create
     # communities. You should set `enable_group_creation: true` in homeserver.yaml to fix this.)
     # `facebook_{localpart}={server}` is a good value.
-    community_template:
+    community_template: facebook_{localpart}={server}
     # Displayname template for Facebook users.
     # {displayname} is replaced with the display name of the Facebook user
     #               as defined below in displayname_preference.

roles/synapse/templates/homeserver.yaml

@@ -2214,13 +2214,13 @@ encryption_enabled_by_default_for_room_type: off # Because the discord bridge is
 
 
 # Uncomment to allow non-server-admin users to create groups on this server
-#
-#enable_group_creation: true
+
+enable_group_creation: true
 
 # If enabled, non server admins can only create groups with local parts
 # starting with this prefix
 #
-#group_creation_prefix: "unofficial_"
+# group_creation_prefix: "unofficial_"