Add changelog for fix Acquire(): requirement result == 0 failed in ydb tools restore (#29493)

Author: pixcc

ydb/apps/ydb/CHANGELOG.md

@@ -1,6 +1,7 @@
 * Added a new `--output` option to the `ydb admin cluster state fetch` command. The new option specify path to the output .tar.bz2 file.
 * Added a simple progress bar for non-interactive stderr.
 * Added a new `omit-indexes` property to the `--item` option of the `ydb tools copy` command, allowing tables to be copied without their indexes.
+* Fixed a bug where the `ydb tools restore` command could crash with an `mutex lock failure (Invalid argument)` error due to an internal race condition.
 
 ## 2.27.0 ##