Update settings.yml (#382)

Co-authored-by: Conall Ó Cofaigh <[email protected]>

Author: vburckhardt

.github/settings.yml

@@ -12,4 +12,4 @@ _extends: repo-settings:.github/common-settings-v2.yml
 repository:
   name: "terraform-ibm-vpe-gateway"
   description: "Create Virtual Private Endpoint Gateways across VPC subnets."
-  topics: core-team, terraform, ibm-cloud, terraform-module, virtual-private-endpoint, vpe
+  topics: core-team, terraform, ibm-cloud, terraform-module, virtual-private-endpoint, vpe, supported, graduated