fix: 🐛 Add enable-software-rendering tag for example app

Author: BbsonLin

example/android/app/src/main/java/com/example/flutter_serial_port_example/MainActivity.java

@@ -1,12 +1,22 @@
 package com.example.flutter_serial_port_example;
 
 import android.os.Bundle;
+import android.os.Build;
+import android.util.Log;
+
 import io.flutter.app.FlutterActivity;
 import io.flutter.plugins.GeneratedPluginRegistrant;
 
 public class MainActivity extends FlutterActivity {
   @Override
   protected void onCreate(Bundle savedInstanceState) {
+
+    Log.d("MainActivity", "VERSION.SDK_INT: " + Build.VERSION.SDK_INT);
+    if (Build.VERSION.SDK_INT <= Build.VERSION_CODES.KITKAT_WATCH) {
+      // use software rendering (ideally only when you need to)
+      getIntent().putExtra("enable-software-rendering", true);
+    }
+
     super.onCreate(savedInstanceState);
     GeneratedPluginRegistrant.registerWith(this);
   }