Set release date for 0.15.0 (#1853)

Author: antonwolfy

CHANGELOG.md

@@ -4,7 +4,7 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
-## [0.15.0] - 05/DD/2024
+## [0.15.0] - 05/25/2024
 
 This release completes implementation of `dpnp.linalg` module and array creation routine, adds cumulative reductions and histogram functions.