Update MethodHandleUtils.java

Author: mercyblitz

microsphere-java-core/src/main/java/io/microsphere/invoke/MethodHandleUtils.java

@@ -315,4 +315,7 @@ private static MethodHandles.Lookup newLookup(LookupKey key) {
     private static boolean isiCandidateMethod(Method method) {
         return isPublic(method) && !isCallerSensitiveMethod(method);
     }
+
+    private MethodHandleUtils() {
+    }
 }