[Android] Skip native detector detach when the registry is missing

removeViewAt was throwing for the default moduleId of -1, which has no registry when the prop is omitted.

Co-authored-by: Cursor <cursoragent@cursor.com>

Author: kosmydel

packages/react-native-gesture-handler/android/src/main/java/com/swmansion/gesturehandler/react/RNGestureHandlerDetectorView.kt

@@ -230,8 +230,7 @@ class RNGestureHandlerDetectorView(context: Context) : ReactViewGroup(context) {
   }
 
   private fun detachNativeGestureHandlers() {
-    val registry = RNGestureHandlerModule.registries[moduleId]
-      ?: throw Exception("Tried to access a non-existent registry")
+    val registry = RNGestureHandlerModule.registries[moduleId] ?: return
 
     for (tag in nativeHandlers) {
       if (!attachedHandlers.contains(tag)) {