Merge branch 'kn/reftable-consistency-checks'

The reftable backend learned to sanity check its on-disk data more carefully. * kn/reftable-consistency-checks: refs/reftable: add fsck check for checking the table name reftable: add code to facilitate consistency checks fsck: order 'fsck_msg_type' alphabetically Documentation/fsck-msgids: remove duplicate msg id reftable: check for trailing newline in 'tables.list' refs: move consistency check msg to generic layer refs: remove unused headers