change(room directory) : move the the room directory entry from room list filter to start chat screen.

appnav/src/main/kotlin/io/element/android/appnav/LoggedInFlowNode.kt

@@ -262,10 +262,6 @@ class LoggedInFlowNode @AssistedInject constructor(
                         plugins<Callback>().forEach { it.onOpenBugReport() }
                     }
 
-                    override fun onRoomDirectorySearchClick() {
-                        backstack.push(NavTarget.RoomDirectorySearch)
-                    }
-
                     override fun onLogoutForNativeSlidingSyncMigrationNeeded() {
                         backstack.push(NavTarget.LogoutForNativeSlidingSyncMigrationNeeded)
                     }
@@ -360,6 +356,10 @@ class LoggedInFlowNode @AssistedInject constructor(
                     override fun onOpenRoom(roomIdOrAlias: RoomIdOrAlias, serverNames: List<String>) {
                         backstack.replace(NavTarget.Room(roomIdOrAlias = roomIdOrAlias, serverNames = serverNames))
                     }
+
+                    override fun onOpenRoomDirectory() {
+                        backstack.push(NavTarget.RoomDirectorySearch)
+                    }
                 }
 
                 createRoomEntryPoint