Update server URL in openapi.yaml to point to the test environment

Author: damianbl

openapi.yaml

@@ -19,7 +19,7 @@ info:
     backgroundColor: "#ffffff"
 
 servers:
-  - url: https://api.withlocals.com/v1/partner
+  - url: https://test-api.withlocals.com/v1/partner
     description: Production
 
 security: