Add workflow_job webhook (#33694)

Provide external Integration information about the Queue lossly based on
https://docs.github.com/en/webhooks/webhook-events-and-payloads?actionType=completed#workflow_job

Naming conflicts between GitHub & Gitea are here, Blocked => Waiting,
Waiting => Queued

Rationale Enhancement for ephemeral runners management #33570

services/forms/repo_form.go

@@ -237,6 +237,7 @@ type WebhookForm struct {
 	Release                  bool
 	Package                  bool
 	Status                   bool
+	WorkflowJob              bool
 	Active                   bool
 	BranchFilter             string `binding:"GlobPattern"`
 	AuthorizationHeader      string