move postfix templates to java-impl

java/java-tests/testData/codeInsight/template/postfix/backlog/var/var11-out.java

@@ -0,0 +1,8 @@
+public class Foo {
+    Foo f;
+    Foo m() {
+        Foo foo = m().m().f;<caret>
+        m();
+        return null;
+    }
+}