fixing typo in rst path

otc_metadata/data/services/antiddos.yaml

@@ -8,7 +8,7 @@ repositories:
   repo: opentelekomcloud-docs/anti-ddos
   type: github
 service_category: security-services
-service_title: Anti-DDoS
+service_title: Anti DDoS
 service_type: antiddos
 service_uri: anti-ddos
 teams:

otc_metadata/data/services/notfound.yaml

@@ -1,13 +0,0 @@
----
-environment: hidden
-repositories:
-- environment: public
-  repo: opentelekomcloud-docs/page-not-found
-  type: github
-service_category: other
-service_title: Page Not Found
-service_type: pagenotfound
-service_uri: page-not-found
-teams:
-- name: docs-eco-rw
-  permission: write