- update to 2.8.3 (bsc#1216491):
* Pass `BUILDTAGS` argument to `go build`
* Enable Go build tags
* `reference`: replace deprecated function `SplitHostname`
* Dont parse errors as JSON unless Content-Type is set to JSON
* update to go 1.20.8
* Set `Content-Type` header in registry client `ReadFrom`
* deprecate reference package, migrate to
github.com/distribution/reference
* `digestset`: deprecate package in favor of `go-
digest/digestset`
* Do not close HTTP request body in HTTP handler
* Add v2.8.3 release notes

support (SD-106252)
- cleanups
- go back to golang 1.15 to fix the build for now
Make ipfilteredby optional
- enabled changesgenerate option to automatically generate changes