netbird: update to 0.23.9

netbird: update to 0.23.9

Changelog:
 - Add Pagination for IdP Users Fetch by @bcmmbaga in #1210
 - Rework peer connection status based on the update channel existence by @surik in #1213
 - Fix nil pointer exception in group delete by @pappz in #1211
 - Fix/key backup in config script by @pappz in #1206

Full changelog: https://github.com/netbirdio/netbird/compare/v0.23.8...v0.23.9

Signed-off-by: Oskari Rauta <oskari.rauta@gmail.com>
(cherry picked from commit 53dc7146f4623a99b62da5918b3f4ce002697a32)