move CompleteStatementTest to java-tests

java/java-tests/testData/codeInsight/completeStatement/InComment4_after.java

@@ -0,0 +1,9 @@
+
+public class Test {
+    public void foo() {
+        /*
+        <caret>
+         */
+        System.out.println("foo");
+    }
+}