chore: Update CHANGELOG.md

Author: anubhav756

packages/toolbox-langchain/CHANGELOG.md

@@ -12,13 +12,7 @@
 
 * **deps:** update dependency mypy to v1.16.1 ([#286](https://github.com/googleapis/mcp-toolbox-sdk-python/issues/286)) ([10e59e1](https://github.com/googleapis/mcp-toolbox-sdk-python/commit/10e59e1b12e5a0dc58f9724a55aca8ed057c0ea2))
 * **deps:** update dependency pytest to v8.4.1 ([#288](https://github.com/googleapis/mcp-toolbox-sdk-python/issues/288)) ([4237fff](https://github.com/googleapis/mcp-toolbox-sdk-python/commit/4237fffddf18a274fda6a23f16354a0199da9506))
-* **deps:** update python-nonmajor ([#289](https://github.com/googleapis/mcp-toolbox-sdk-python/issues/289)) ([2725fd2](https://github.com/googleapis/mcp-toolbox-sdk-python/commit/2725fd2bc82150e1f6b4bc3df16dec9e29e4f83a))
-* **deps:** update python-nonmajor ([#295](https://github.com/googleapis/mcp-toolbox-sdk-python/issues/295)) ([ac2bcf5](https://github.com/googleapis/mcp-toolbox-sdk-python/commit/ac2bcf535cddd5fa116495d38a0f1af7bd81b297))
-
-
-### Miscellaneous Chores
-
-* **deps:** update python-nonmajor ([#284](https://github.com/googleapis/mcp-toolbox-sdk-python/issues/284)) ([492d35f](https://github.com/googleapis/mcp-toolbox-sdk-python/commit/492d35f61360494e60944f8f5939cc23dabca80f))
+* **deps:** update python-nonmajor ([#289](https://github.com/googleapis/mcp-toolbox-sdk-python/issues/289), [#295](https://github.com/googleapis/mcp-toolbox-sdk-python/issues/295), [#284](https://github.com/googleapis/mcp-toolbox-sdk-python/issues/284)) ([2725fd2](https://github.com/googleapis/mcp-toolbox-sdk-python/commit/2725fd2bc82150e1f6b4bc3df16dec9e29e4f83a), [ac2bcf5](https://github.com/googleapis/mcp-toolbox-sdk-python/commit/ac2bcf535cddd5fa116495d38a0f1af7bd81b297), [492d35f](https://github.com/googleapis/mcp-toolbox-sdk-python/commit/492d35f61360494e60944f8f5939cc23dabca80f))
 
 
 ### Documentation