docs fix - slashes don't need to be escaped in capture classes (#125)

Author: rodnaph

README.md

@@ -86,7 +86,7 @@ The following options can be configured via ``app/config/config.yml``.
 ```yaml
 sentry:
     skip_capture:
-        - "Symfony\\Component\\HttpKernel\\Exception\\HttpExceptionInterface"
+        - "Symfony\Component\HttpKernel\Exception\HttpExceptionInterface"
 ```
 
 ### Listeners' priority