databases/lmdb: update to 1.0.1
This is a minor bugfix release.
Notable changes since 1.0.0:
- ITS#10529 - invalidate DBIs in rollback
- ITS#10534 - update mdb_env_get_maxkeysize() doc
- ITS#10536 - re-fix mdb_drop(MAIN_DBI)
- ITS#10540 - cleanup outdated license notices
- ITS#10551 - fix mdb_page_split nodesize calculation