Fix formatting and punctuation in changelog (#3838)

Author: pietern

NEXT_CHANGELOG.md

@@ -3,18 +3,18 @@
 ## Release v0.275.0
 
 ### Notable Changes
-* Python support for Databricks Asset Bundles is now generally available
+* 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))
-* Remove `json` mode for the `--progress-format` flag. ([#3812](https://github.com/databricks/cli/pull/3812))
-* Deprecate the `--progress-format` flag. ([#3819](https://github.com/databricks/cli/pull/3819))
+* Remove `inplace` mode for the `--progress-format` flag ([#3811](https://github.com/databricks/cli/pull/3811))
+* Remove `json` mode for the `--progress-format` flag ([#3812](https://github.com/databricks/cli/pull/3812))
+* Deprecate the `--progress-format` flag ([#3819](https://github.com/databricks/cli/pull/3819))
 
 ### Dependency updates
 
 ### Bundles
-* Added support for --bind flag in `bundle generate` ([#3782](https://github.com/databricks/cli/pull/3782))
+* Add support for `--bind` flag in `bundle generate` ([#3782](https://github.com/databricks/cli/pull/3782))
 * 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))
+* You can now use the top-level `python` section instead of `experimental/python` ([#3540](https://github.com/databricks/cli/pull/3540))
 
 ### API Changes