LMDB 0.9.30 now available

LMDB 0.9.30 is now available for use.

This is a maintenance release and is made available for general use.

Project contributors:

Howard Chu (Symas Corp)

Community contributors: Mike Hommey Monero Project

LMDB 0.9.30 Release (2023/02/08) ITS#9806 - LMDB page_split: key threshold depends on page size ITS#9916 - avoid gcc optimization bug on sparc64 linux ITS#9919 - Mark infrequently used functions as cold ITS#9723 - clear C_EOF on cursor with MDB_FIRST_DUP ITS#9030 - Use sys/cachectl.h rather than asm/cachectl.h on mips