ruby-eventmachine is declared Multi-Arch: same, but fails to coinstall.

The file /usr/share/rubygems-integration/3.3.0/specifications/eventmachi
ne-1.3.0.dev.1.gemspec is shared by
ruby-eventmachine/1.3~pre20220315-df4ab006-5+b3 as present in
forky|unstable with varying content.

Please ensure that shared files have bit-identical content across
architectures, move architecture-dependent files to
architecture-dependent paths or remove the Multi-Arch: same field.

Kind regards

Helmut Grohne