use internal service names

provider/indexer-gcp/src/main/resources/application-kuber.properties

@@ -24,8 +24,8 @@ REDIS_GROUP_PORT=6379
 REDIS_SEARCH_PORT=6379
 DEFAULT_DATA_COUNTRY=US
 
-AUTHORIZE_API=https://open.opendes.cloud.slb-ds.com/entitlements/v1
-LEGALTAG_API=https://open.opendes.cloud.slb-ds.com/api/legal/v1
+AUTHORIZE_API=http://os-entitlement-service/entitlements/v1
+LEGALTAG_API=http://os-legal-service/api/legal/v1
 CRS_API=https://crs-converter-gae-dot-opendes.appspot.com/api/crs/v1