Update Go API bindings to version 0.0.52 (#51)

Binding version: 0.0.52
Cloudsmith API version: 1.996.1

- Updated PKG_VERSION in bin/generate
- Regenerated Go bindings
- Ready for tagging and release

Author: BartoszBlizniak

README.md

@@ -5,8 +5,8 @@ The API to the Cloudsmith Service
 ## Overview
 This API client was generated by the [OpenAPI Generator](https://openapi-generator.tech) project.  By using the [OpenAPI-spec](https://www.openapis.org/) from a remote server, you can easily generate an API client.
 
-- API version: 1.990.1
-- Package version: 0.0.51
+- API version: 1.996.1
+- Package version: 0.0.52
 - Generator version: 7.9.0
 - Build package: org.openapitools.codegen.languages.GoClientCodegen
 For more information, please visit [https://help.cloudsmith.io](https://help.cloudsmith.io)