Fix macro example

tobyzerner · tobyzerner · commit 36857bec602a · 2019-02-04T18:33:43.000+10:30
diff --git a/README.md b/README.md
@@ -346,6 +346,8 @@ Attribute::macro('rules', function ($rules) use ($validator) {
             $fail((string) $validation->messages());
         }
     });
+
+    return $this;
 });
 ```
 

Original file line number	Diff line number	Diff line change
`@@ -346,6 +346,8 @@ Attribute::macro('rules', function ($rules) use ($validator) {`
`346`	`346`	`$fail((string) $validation->messages());`
`347`	`347`	`}`
`348`	`348`	`});`
	`349`	`+`
	`350`	`+ return $this;`
`349`	`351`	`});`
`350`	`352`	```
`351`	`353`