docs(guide/services): fix link to wikipedia article containing parentheses

Fix in a mis-parsed link with ')' symbol in it

Closess #7775

Author: AlexKarpan

docs/content/guide/services.ngdoc

@@ -130,7 +130,7 @@ injection of `$window`, `$scope`, and our `notify` service:
 </example>
 
 <div class="alert alert-danger">
-**Careful:** If you plan to [minify](http://en.wikipedia.org/wiki/Minification_(programming)) your
+**Careful:** If you plan to [minify](http://en.wikipedia.org/wiki/Minification_(programming&#41;) your
 code, your variable names will get renamed unless you use one of the annotation techniques above.
 </div>