Update gcp-storage-privesc.md

Author: JaimePolop

src/pentesting-cloud/gcp-security/gcp-privilege-escalation/gcp-storage-privesc.md

@@ -99,7 +99,7 @@ gsutil hmac create <sa-email> # You might need to execute this inside a VM insta
 
 ## If you have TROUBLES creating the HMAC key this was you can also do it contacting the API directly:
 PROJECT_ID = '$PROJECT_ID'
-TARGET_SERVICE_ACCOUNT = f"exam-storage-sa-read-flag-3@{PROJECT_ID}.iam.gserviceaccount.com"
+TARGET_SERVICE_ACCOUNT = f"storage-sa@{PROJECT_ID}.iam.gserviceaccount.com"
 ACCESS_TOKEN = "$CLOUDSDK_AUTH_ACCESS_TOKEN"
 import requests
 import json