radeonsi: Fix build error introduced in 5ab9a9c

While resolving conflicts in cherry picking commit d226191, I
accidentally introduced some garbage.  Because radeonsi isn't built by
default, the problem went unnoticed by me.

Signed-off-by: Ian Romanick <ian.d.romanick@intel.com>
Reported-by: Laurent Carlier <lordheavym@gmail.com>
Tested-by: Laurent Carlier <lordheavym@gmail.com>
Bump version to 10.2.1
docs: Add initial 10.2.1 release notes

Signed-off-by: Ian Romanick <ian.d.romanick@intel.com>
docs: Add MD5 checksum, etc. for 10.2.1 release

Signed-off-by: Ian Romanick <ian.d.romanick@intel.com>