Remove duplicated retarget-authorization check (CL-7363)

Author: TheGreatAxios

packages/routines/src/routes.ts

@@ -889,27 +889,6 @@ export function createRoutineRoutes(
       const effectiveDefinitionAssetId =
         body.definitionAssetId ?? existing.definitionAssetId;
 
-      if (
-        body.definitionAssetId !== undefined &&
-        body.definitionAssetId !== existing.definitionAssetId
-      ) {
-        const rejection = await rejectUnlaunchableTarget(
-          deps,
-          tenant.id,
-          principal.id,
-          body.definitionAssetId,
-        );
-        if (rejection !== undefined) {
-          return c.json(
-            makeErrorEnvelope({
-              code: rejection.code,
-              userMessage: rejection.userMessage,
-            }),
-            rejection.status,
-          );
-        }
-      }
-
       if (
         body.trigger !== undefined &&
         !(await webhookTriggerValid(