Add CHANGELOG

Author: kanterov

NEXT_CHANGELOG.md

@@ -3,13 +3,14 @@
 ## Release v0.275.0
 
 ### Notable Changes
-
-### CLI
+* Python support for Databricks Asset Bundles is now generally available### CLI
 
 * Remove `inplace` mode for the `--progress-format` flag. ([#3811](https://github.com/databricks/cli/pull/3811))
 
 ### Dependency updates
 
 ### Bundles
+* Add `pydabs` template replacing `experimental-jobs-as-code` template ([#3806](https://github.com/databricks/cli/pull/3806))
+* You can now use `python` section instead of `experimental/python` ([#3540](https://github.com/databricks/cli/pull/3540))
 
 ### API Changes