Summary

Support Queryable Encryption text indexes as Generally Available.

Motivation

This is a continuation of work done in DRIVERS-3227. Text indexes are currently documented as experimental.

Who is the affected end user?

Users of QE wanting to use text indexes in production.

Is this issue urgent?

Planned for server 9.0. See Initiative Plan: Queryable Encryption

Acceptance Criteria

• Rename "TextPreview" to "Text", "suffixPreview" to "suffix", "prefixPreview" to "prefix", and "substringPreview" to "substring" in the specification.
• Remove the "should be used for experimental workloads only" documentation.
• Upgrade libmongocrypt with needed protocol changes (MONGOCRYPT-856).