2.18.1

This patch release in the 2.18 series adds the following new feature:

• RUBY-2886 FLE 1.0 Shared Library support

The following issues have also been addressed:

• RUBY-3073 Upgrade libmongocrypt dependency to 1.5.2
• RUBY-3077 Driver fails to load latest version of libmongocrypt
• RUBY-3025 getMore with a batchSize of 0 being sent if a limit of 0 is set
• RUBY-3044 Large bulk_write fails inside transactions
• RUBY-3054 Some find options are not sent to server