[pkg-go] golang-github-opencontainers-image-spec is marked for autoremoval from testing

[Debian testing autoremoval watch]

golang-github-opencontainers-image-spec 1.0.0~rc2+dfsg-1 is marked for autoremoval from testing on 2017-12-22

It is affected by these RC bugs:
882539: golang-github-opencontainers-image-spec: github-opencontainers-image-spec FTBFS: config.go:108:3: s.Platform undefined (type "github.com/opencontainers/runtime-spec/specs-go".Spec has no field or method Platform)