add tensor removal to changelog

Author: ndgrigorian

CHANGELOG.md

@@ -6,6 +6,11 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [dev] - XXX. XX, XXXX
 
+### Removed
+
+* Removed previously deprecated `dpctl.tensor` submodule, with all tensor functionality migrated to [`dpnp`](https://github.com/IntelPython/dpnp) [gh-2245](https://github.com/IntelPython/dpctl/pull/2245)
+* Removed `cython/usm_memory` example which couldn't be reasonably rewritten without `dpctl.tensor` [gh-2245](https://github.com/IntelPython/dpctl/pull/2245)
+
 ### Added
 
 ### Changed
@@ -16,6 +21,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ### Maintenance
 
+* Updated examples to remove use of `dpctl.tensor`, opting to simplify the examples and rely on `dpctl.memory` objects which wrap USM allocations [gh-2245](https://github.com/IntelPython/dpctl/pull/2245)
+
 ## [0.21.1] - Nov. 29, 2025
 
 This release is made to distribute `dpctl` for Python 3.14. Only the non-free-threaded version of Python is supported as of this release.