fix: kotlin type mismatch

Otherwise we get errors like this :

```
e: file:///private/tmp/nix-build-status-mobile-build-nightly-android.drv-1/node_modules/react-native-navigation/lib/android/app/src/main/java/com/reactnativenavigation/viewcontrollers/stack/topbar/button/ButtonPresenter.kt:196:21 'onInitializeAccessibilityNodeInfo' overrides nothing
e: file:///private/tmp/nix-build-status-mobile-build-nightly-android.drv-1/node_modules/react-native-navigation/lib/android/app/src/main/java/com/reactnativenavigation/viewcontrollers/stack/topbar/button/ButtonPresenter.kt:200:65 Type mismatch: inferred type is View? but View was expected
e: file:///private/tmp/nix-build-status-mobile-build-nightly-android.drv-1/node_modules/react-native-navigation/lib/android/app/src/main/java/com/reactnativenavigation/viewcontrollers/stack/topbar/button/ButtonPresenter.kt:200:71 Type mismatch: inferred type is AccessibilityNodeInfoCompat? but AccessibilityNodeInfoCompat was expected
```

lib/android/app/src/main/java/com/reactnativenavigation/viewcontrollers/stack/topbar/button/ButtonPresenter.kt

@@ -194,8 +194,8 @@ open class ButtonPresenter(private val context: Context, private val button: But
 
                 class WixAccessibilityDelegateCompat: AccessibilityDelegateCompat(){
                     override fun onInitializeAccessibilityNodeInfo(
-                        host: View?,
-                        info: AccessibilityNodeInfoCompat?
+                        host: View,
+                        info: AccessibilityNodeInfoCompat
                     ) {
                         super.onInitializeAccessibilityNodeInfo(host, info)
 
@@ -216,4 +216,4 @@ open class ButtonPresenter(private val context: Context, private val button: But
     }
 
 
-}
+}