Update 3rd party resources

Move terraform-provider-healthchecksio to the "API Wrappers"
category, which is more appropriate than "Tools for Self-Hosting".

templates/docs/resources.html

@@ -52,7 +52,7 @@ Please submit additions and corrections
 </ul>
 <h3>Terraform</h3>
 <ul>
-<li><a href="https://github.com/kristofferahl/terraform-provider-healthchecksio">terraform-provider-healthchecksio</a> – Terraform Provider for Healthchecks.io. Supports creating checks.</li>
+<li><a href="https://github.com/kristofferahl/terraform-provider-healthchecksio">terraform-provider-healthchecksio</a> – Terraform Provider for Healthchecks.io. Supports creating, updating, deleting checks.</li>
 </ul>
 <h2>Backup Software Integrations</h2>
 <ul>