On update the Proxy backend does not find out that it is not synchronized with apiUmbrella

[matleppa]

Steps

1. create a proxy backend
2. update proxy backend on platform
3. remove backend in apiUmbrella
4. update proxy backend on platform

Expected results

1. response success
2. platform and api Umbrella updated, success
3. response success
4. error response, response fail

Actual results

4. response success

[matleppa]

The error response can also come inside so called normal response. Checking of that case is missing.

Same applies when modified backend is published, similar checking of normal response is missing.