Dropped using namespace from TurboModuleUtils.h

Summary:
using namespace in header file is a bad practice due to many reasons as well as discouraged by `-Wheader-hygiene` compiler flag which is default for many apps

https://stackoverflow.com/questions/5849457/using-namespace-in-c-headers

Changelog:
[General][Fixed] - Fixed compilation warning due to `using namespace` being used as part of header

Reviewed By: nlutsenko

Differential Revision: D34788523

fbshipit-source-id: 2a50fbf2ac3371ff5670c600c7f5ad9055060ad2

ReactAndroid/src/main/java/com/facebook/react/turbomodule/core/jni/ReactCommon/OnLoad.cpp

@@ -12,9 +12,9 @@
 #include "TurboModuleManager.h"
 
 void jniEnableCppLogging(
-    jni::alias_ref<jclass> cls,
-    jni::alias_ref<facebook::react::JNativeModulePerfLogger::javaobject>
-        perfLogger) {
+    facebook::jni::alias_ref<jclass> cls,
+    facebook::jni::alias_ref<
+        facebook::react::JNativeModulePerfLogger::javaobject> perfLogger) {
   facebook::react::TurboModulePerfLogger::enableLogging(
       perfLogger->cthis()->get());
 }