Fix some broken links

Author: ssorj

docs/v2/index.html

@@ -135,7 +135,7 @@ <h2 id="a-uniform-declarative-api">A uniform declarative API</h2>
 </tr>
 <tr>
   <td><em>Site linking</em></td>
-  <td><a href="https://skupperproject.github.io/refdog/resources/link.html">Link</a>, <a href="https://skupperproject.github.io/refdog/resources/accessgrant.html">AccessGrant</a>, <a href="https://skupperproject.github.io/refdog/resources/accesstoken.html">AccessToken</a></td>
+  <td><a href="https://skupperproject.github.io/refdog/resources/link.html">Link</a>, <a href="https://skupperproject.github.io/refdog/resources/access-grant.html">AccessGrant</a>, <a href="https://skupperproject.github.io/refdog/resources/access-token.html">AccessToken</a></td>
 </tr>
 <tr>
   <td><em>Service exposure</em></td>

input/v2/index.md

@@ -65,8 +65,8 @@ The following are the core API resources in v2, organized by function:
 
 [site-ref]: https://skupperproject.github.io/refdog/resources/site.html
 [link-ref]: https://skupperproject.github.io/refdog/resources/link.html
-[access-grant-ref]: https://skupperproject.github.io/refdog/resources/accessgrant.html
-[access-token-ref]: https://skupperproject.github.io/refdog/resources/accesstoken.html
+[access-grant-ref]: https://skupperproject.github.io/refdog/resources/access-grant.html
+[access-token-ref]: https://skupperproject.github.io/refdog/resources/access-token.html
 [connector-ref]: https://skupperproject.github.io/refdog/resources/connector.html
 [listener-ref]: https://skupperproject.github.io/refdog/resources/listener.html