Fix typo in changelog entry

Co-authored-by: Oleksandr Pavlyk <oleksandr.pavlyk@intel.com>

Author: ndgrigorian

CHANGELOG.md

@@ -8,7 +8,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ### Added
 
-* `"same_kind"`-style casting for `tensor.usm_ndarray` in-place mathematical operators[gh-1827](https://github.com/IntelPython/dpctl/pull/1827)
+* `"same_kind"`-style casting for `tensor.usm_ndarray` in-place mathematical operators [gh-1827](https://github.com/IntelPython/dpctl/pull/1827)
 
 ### Change