Merge pull request #549 from stackhpc/add-username-rowan

Update terraform.tfvars.json

Author: priteau

terraform/github/terraform.tfvars.json

@@ -199,6 +199,7 @@
           "mgrzybek",
           "motehue",
           "owenjones",
+          "rowanjohns",
           "seunghun1ee",
           "stackhpc-ci",
           "TBExtent",