servers field in event-subscription-template.yaml not in line with API guidelines

[tanjadegroot]

Problem description
The servers field in the example file event-subscription-template.yaml does not follow the API guidelines.

Expected behavior
Change the example to follow the API guidelines to avoid introducing misalignment by coping from this example. In particular:

• update the servers field

[rartych]

Yes, indeed it needs correction, the guidelines are following:

https://github.com/camaraproject/Commonalities/blob/main/documentation/API-design-guidelines.md#servers-object
https://github.com/camaraproject/Commonalities/blob/main/documentation/API-design-guidelines.md#52-api-version-in-url-oas-servers-object

@bigludo7 Can we resolve it within #313 ?

[bigludo7]

Sure !
Please assign it to me.

[bigludo7]

Request took into account in #313 :)