fix link to software categories (#666)

The existing link does not link directly to the software categories, this fixes that

.github/ISSUE_TEMPLATE/A-submit-software-for-review.md

@@ -34,7 +34,7 @@ Language: <!--language-->en<!--end-language-->
 
 ## Scope
 
-- Please indicate which category or categories from our [package fit policies](https://ropensci.github.io/dev_guide/policies.html#package-categories) this package falls under: (Please check an appropriate box below. If you are unsure, we suggest you make a pre-submission inquiry.):
+- Please indicate which category or categories from our [package fit policies](https://devguide.ropensci.org/softwarereview_policies.html#package-categories) this package falls under: (Please check an appropriate box below. If you are unsure, we suggest you make a pre-submission inquiry.):
 
 	- [ ] data retrieval
 	- [ ] data extraction