Mobile - Rich Text - Update _onAztecFocus to take a similar approach to

#44988 but taking into account that the input is not currently focused to avoid a focus loop and also to use AztecInputState.focus to trigger the notifyInputChange callback

packages/react-native-aztec/src/AztecView.js

@@ -237,11 +237,14 @@ class AztecView extends Component {
 	}
 
 	_onAztecFocus( event ) {
-		// IMPORTANT: the onFocus events from Aztec are thrown away as these are handled by onPress() in the upper level.
+		// IMPORTANT: the onFocus events from Aztec are thrown away on Android as these are handled by onPress() in the upper level.
 		// It's necessary to do this otherwise onFocus may be set by `{...otherProps}` and thus the onPress + onFocus
 		// combination generate an infinite loop as described in https://github.com/wordpress-mobile/gutenberg-mobile/issues/302
-		// For iOS, this is necessary to let the system know the current caret data.
+		// For iOS, this is necessary to let the system know when Aztec was focused programatically.
 		if ( Platform.OS === 'ios' ) {
+			if ( ! this.isFocused() ) {
+				AztecInputState.focus( this.aztecViewRef.current );
+			}
 			this.updateCaretData( event );
 		}
 	}