Merge pull request #1862 from infosiftr/labels

Adjust "label" link/text

.template-helpers/template.md

@@ -23,7 +23,7 @@
 	(image metadata, transfer size, etc)
 
 -	**Image updates**:  
-	[official-images PRs with label `library/%%REPO%%`](https://github.com/docker-library/official-images/pulls?q=label%3Alibrary%2F%%REPO%%)  
+	[official-images repo's `library/%%REPO%%` label](https://github.com/docker-library/official-images/issues?q=label%3Alibrary%2F%%REPO%%)  
 	[official-images repo's `library/%%REPO%%` file](https://github.com/docker-library/official-images/blob/master/library/%%REPO%%) ([history](https://github.com/docker-library/official-images/commits/master/library/%%REPO%%))
 
 -	**Source of this description**: