Java: In MethodHandle completion show the list of available signatures of overloaded method, don't complete automatically the first item from that list (IDEA-167319)

java/java-tests/testData/codeInsight/completion/invokeHandle/Overloaded.java

@@ -0,0 +1,8 @@
+import java.lang.invoke.*;
+
+public class Main {
+  void foo() throws Throwable {
+    MethodHandles.Lookup lookup = MethodHandles.lookup();
+    lookup.findVirtual(Types.class, "strMethod<caret>");
+  }
+}