v5.4.4

• Bump github.com/klauspost/compress from 1.10.3 to 1.10.4
• Add User-Agent to oauth
• Make the variant in TestChooseInstance data-controlled
• Fix the docstring of WantedPlatforms
• Introduce a variantOrder variable
• Simplify the WantedPlatforms main loop
• Simplify variant list preparation.
• Simplify further
• Simplify WantedPlatforms tests
• Use quotes around variant name in errors
• Bump github.com/containers/storage from 1.18.2 to 1.19.0
• Bump github.com/klauspost/compress from 1.10.4 to 1.10.5
• Bump github.com/vbauerster/mpb/v5 from 5.0.3 to 5.0.4
• registries.conf: remove references on v1
• Fix use of progressPool after it is closed.
• OCI: Don't crash if OCI1Index.Manifests[].Platform is nil
• Move format-indepenent private utilities to manifest/common.go
• Split updatedSchema2MIMEType / updatedOCI1MIMEType from UpdatedLayerInfos
• Factor out the common parts of MIME type update error messages
• Make MIME type conversions table-driven
• Factor out updatedMIMEType out of updatedSchema2MIMEType / updatedOCI1MIMEType
• Inline updatedSchema2MIMEType and updatedOCI1MIMEType back into callers
• Add internal/uploadreader.UploadReader
• Use an UploadReader for layer upload.
• Detect and report errors reported by the server on blob upload.
• Fix debug logging on HTTP request error
• Combine the two TestWantedPlatforms* tests
• Improve handling of Variant: ""
• Simplify and document MatchesPlatform
• Recognize v8 as a valid ARM variant
• Use the correct instance digest when uploading signatures using X-R-S-S
• Use a by-value manifestDigest for the docker PutSignatures implementations
• Remove registries.conf VERSION 2 references from man page
• Bump github.com/sirupsen/logrus from 1.4.2 to 1.6.0
• Bump github.com/containers/storage from 1.19.0 to 1.19.1
• Don't change dockerImageSource.Reference() if a mirror is used
• Commit Go-created go.mod updates