Add canceledAt to the deployment db schema

Author: myftija

internal-packages/database/prisma/migrations/20250923192901_add_canceled_at_to_deployments/migration.sql

@@ -0,0 +1,2 @@
+ALTER TABLE "public"."WorkerDeployment" ADD COLUMN     "canceledAt" TIMESTAMP(3),
+ADD COLUMN     "canceledReason" TEXT;

internal-packages/database/prisma/schema.prisma

@@ -1772,6 +1772,9 @@ model WorkerDeployment {
   failedAt  DateTime?
   errorData Json?
 
+  canceledAt     DateTime?
+  canceledReason String?
+
   // This is GitMeta type
   git Json?