fix: Move AM-SaveReq to beginning in the Mock API proxy template

The AM policy was being skipped when responding to a CORS OPTIONS request.

Author: micovery

pkg/common/mock_apiproxy_template/apiproxy.yaml

@@ -136,10 +136,10 @@ ProxyEndpoints:
       PreFlow:
         .name: PreFlow
         Request:
-          - Step:
-              Name: CORS-Allow
           - Step:
               Name: AM-SaveReq
+          - Step:
+              Name: CORS-Allow
           - Step:
               Condition: request.header.mock-validate-request != "false"
               Name: OAS-Validate