IDEA-46653 Completion in parameter list should not insert a trailing comma if the following parameter is varargs

java/java-tests/testData/codeInsight/completion/smartType/NoCommaBeforeVarargs-out.java

@@ -0,0 +1,8 @@
+class Foooo {
+    int bar(int a, Object... varargs) {}
+
+    int foo() {
+        bar(hashCode())<caret>;
+    }
+
+}

java/java-tests/testData/codeInsight/completion/smartType/NoCommaBeforeVarargs.java

@@ -0,0 +1,8 @@
+class Foooo {
+    int bar(int a, Object... varargs) {}
+
+    int foo() {
+        bar(ha<caret>);
+    }
+
+}