Fix secret name.

Prevents same IAM role being applied every time.

terraform/modules/app/main.tf

@@ -50,7 +50,7 @@ resource "google_cloudfunctions_function_iam_member" "invoker" {
 
 resource "google_secret_manager_secret_iam_member" "sentry_dsn" {
   project   = var.project
-  secret_id = "projects/${var.project}/secrets/sentry_dsn_csl_incoming_webhook/versions/latest"
+  secret_id = "sentry_dsn_csl_incoming_webhook"
   role      = "roles/secretmanager.secretAccessor"
   member    = "serviceAccount:${google_service_account.function.email}"
 }