Bug Fixes 2

• Sorting on list users endpoints (#10750, #10415)

  Fixes sorting issue with DISTINCT on string columns like username/displayname when filtering by metadata (relates to #10415). Backport to v4.x.

  api
• Use hash to compare user metadata value (#10749, #10415) medium

  Fixes incorrect comparison using protobuf equality instead of key hash (relates to #10415).

  api