fix: migrate timeout_seconds to execution block for provider v1.3

Author: trouze

modules/jobs/main.tf

@@ -50,6 +50,10 @@ resource "dbtcloud_job" "job" {
   schedule_interval          = lookup(each.value, "schedule_interval", null)
   schedule_type              = lookup(each.value, "schedule_type", null)
   target_name                = lookup(each.value, "target_name", null)
-  timeout_seconds            = lookup(each.value, "timeout_seconds", 0)
   triggers_on_draft_pr       = lookup(each.value, "triggers_on_draft_pr", false)
+
+  # Provider v1.3+ execution block
+  execution {
+    timeout_seconds = lookup(each.value, "timeout_seconds", 0)
+  }
 }