Changes to Create an Agent.

the request property source became not nullable

the request property version became not nullable

the source request property type changed from object to no type

the source response's property type changed from object to no type for status 200

removed the required property source/type from the response with the 200 status

removed the request property source/git

removed the request property source/npm

removed the request property source/object

removed the request property source/pip

removed the request property source/type

removed the optional property source/git from the response with the 200 status

removed the optional property source/npm from the response with the 200 status

removed the optional property source/object from the response with the 200 status

removed the optional property source/pip from the response with the 200 status

added AgentSource subschema #2 to the source request property anyOf list

added AgentSource subschema #2 to the source response property anyOf list for the response status 200

the response property version became nullable for the status 200

the response property version became optional for the status 200

the request property version became nullable

the request property version became optional

added the new required request property version

removed the request property source/npm/npm_version

removed the request property source/pip/pip_version

removed the optional property source/npm/npm_version from the response with the 200 status

removed the optional property source/pip/pip_version from the response with the 200 status

added the required property version to the response with the 200 status

endpoint added