Fix CLI smoketest command name to use hyphens

Author: Taniya Mathur

scripts/sdlc/idp-cli/Makefile

@@ -39,7 +39,7 @@ uninstall:
 	cd $(IDP_CWD) && python3 scripts/cleanup-logs.py || echo "Log cleanup failed but continuing"
 
 smoketest:
-	poetry run idpcli idp_cli_smoketest \
+	poetry run idpcli idp-cli-smoketest \
 	--cfn-prefix=$(IDP_CFN_PREFIX) \
 	--admin-email=$(IDP_ADMIN_EMAIL) \
 	--account-id=$(IDP_ACCOUNT_ID) \