style: update comment in sendLogToFlutter method

- Remove comparison to Swift's DispatchQueue.main.async

Author: muzahidul-opti

android/src/main/java/com/optimizely/optimizely_flutter_sdk/OptimizelyFlutterLogger.java

@@ -352,7 +352,7 @@ private void sendLogToFlutter(int level, String message) {
             return;
         }
 
-        // Ensure we're on the main thread when calling Flutter (similar to Swift's DispatchQueue.main.async)
+        // Ensure we're on the main thread when calling Flutter
         Handler mainHandler = new Handler(Looper.getMainLooper());
         mainHandler.post(() -> {
             Map<String, Object> arguments = new HashMap<>();