minor: update testClassFanOutComplexityRemoveIncorrectTypeParameter t…

…o use 'addProperty'

src/test/java/com/puppycrawl/tools/checkstyle/checks/metrics/ClassFanOutComplexityCheckTest.java

@@ -326,7 +326,7 @@ public void testClassFanOutComplexityRemoveIncorrectAnnotationToken() throws Exc
     public void testClassFanOutComplexityRemoveIncorrectTypeParameter() throws Exception {
         final DefaultConfiguration checkConfig =
                 createModuleConfig(ClassFanOutComplexityCheck.class);
-        checkConfig.addAttribute("max", "1");
+        checkConfig.addProperty("max", "1");
         final String[] expected = CommonUtil.EMPTY_STRING_ARRAY;
         verify(checkConfig,
                 getPath("InputClassFanOutComplexityRemoveIncorrectTypeParameter.java"), expected);