v1.15.9

* BUGFIXES
  * Fix wrong redirect on org labels (#18128) (#18134)
  * Fix: unstable sort skips/duplicates issues across pages (#18094) (#18095)
  * Revert "Fix delete u2f keys bug (#18042)" (#18107)
  * Migrating wiki don't require token, so we should move it out of the require form (#17645) (#18104)
  * Prevent NPE if gitea uploader fails to open url (#18080) (#18101)
  * Reset locale on login (#17734) (#18100)
  * Correctly handle failed migrations (#17575) (#18099)
  * Instead of using routerCtx just escape the url before routing (#18086) (#18098)
  * Quote references to the user table in consistency checks (#18072) (#18073)
  * Add NotFound handler (#18062) (#18067)
  * Ensure that git repository is closed before transfer (#18049) (#18057)
  * Use common sessioner for API and web routes (#18114)
* TRANSLATION
  * Fix code search result hint on zh-CN (#18053)