Update sigs.yaml

Co-authored-by: Puerco <[email protected]>

Author: SaranBalaji90

sigs.yaml

@@ -3987,7 +3987,7 @@ committees:
       email: [email protected]
     - github: puerco
       name: Adolfo García Veytia
-      company: Stacklok
+      company: Carabiner Systems, Inc
       email: [email protected]
     - github: ritazh
       name: Rita Zhang