infrastructure/repository: add new-action label

Author: jar-b

infrastructure/repository/labels-workflow.tf

@@ -109,6 +109,10 @@ variable "workflow_labels" {
       color       = "dc477d", # color:consul
       description = "Waiting for first response or review from a maintainer."
     },
+    "new-action" = {
+      color       = "ac72f0", # color:terraform (link on black)
+      description = "Introduces a new action."
+    },
     "new-data-source" = {
       color       = "ac72f0", # color:terraform (link on black)
       description = "Introduces a new data source."