corrects the link for the icon review request issue template (#931)

Author: mperrotti

README.md

@@ -46,7 +46,7 @@ If you found a bug, have feedback about our Octicon Library, or an idea on how t
 
 ### Request an Icon Review (GitHub staff only)
 
-To request an icon review for inclusion in the Octicons Library, open an issue using the [icon request](https://github.com/github/primer/issues/new?assignees=&labels=octicon%2C+request%2C+needs+triage&template=02-icon-request.md&title=%5BIcon+request%5D++) template in github/primer.
+To request an icon review for inclusion in the Octicons Library, open an issue using the [icon review request](https://github.com/github/primer/issues/new?assignees=&labels=octicon%2C+request%2C+needs+triage&template=03-icon-request.md&title=%5BIcon+request%5D+) template in github/primer.
 
 ### Adding or updating an icon