Fix references to filtering

We can't have two different backlinks for the same text, so use LL as the label

api/client-server/event_context.yaml

@@ -35,8 +35,8 @@ paths:
         after the specified event. This allows clients to get the context
         surrounding an event.
 
-        *Note*: This endpoint supports lazy-loading of room member events. See `Filtering <#lazy-loading-room-members>`_
-        for more information.
+        *Note*: This endpoint supports lazy-loading of room member events. See
+        `Lazy-loading room members <#lazy-loading-room-members>`_ for more information.
       operationId: getEventContext
       security:
         - accessToken: []

api/client-server/message_pagination.yaml

@@ -34,8 +34,8 @@ paths:
         This API returns a list of message and state events for a room. It uses
         pagination query parameters to paginate history in the room.
 
-        *Note*: This endpoint supports lazy-loading of room member events. See `Filtering <#lazy-loading-room-members>`_
-        for more information.
+        *Note*: This endpoint supports lazy-loading of room member events. See
+        `Lazy-loading room members <#lazy-loading-room-members>`_ for more information.
       operationId: getRoomEvents
       security:
         - accessToken: []