Prepare release v2.14.1 (#7826)

This PR prepares the release for v2.14.1.

## Changes
- [x] Updated CHANGELOG.md with release notes
- [x] Updated jaeger-ui submodule to v2.14.1
- [x] Rotated release managers table in RELEASE.md

After this PR is merged, continue with the release process as outlined
in the release issue.

---------

Signed-off-by: Yuri Shkuro <github@ysh.us>

Author: yurishkuro

CHANGELOG.md

@@ -21,6 +21,18 @@ copy from UI changelog
 
 </details>
 
+v2.14.1 (2026-01-02)
+-------------------------------
+
+### Backend Changes
+
+### 📊 UI Changes
+
+#### 🐞 Bug fixes, Minor Improvements
+
+* Dark theme fixes ([@yurishkuro](https://github.com/yurishkuro) in [#3285](https://github.com/jaegertracing/jaeger-ui/pull/3285))
+* Fix span detail panel in dark theme ([@yurishkuro](https://github.com/yurishkuro) in [#3283](https://github.com/jaegertracing/jaeger-ui/pull/3283))
+
 v2.14.0 (2026-01-01)
 -------------------------------