Remove unused _make_Row import and update CHANGES.md

Author: Nikita Grover

CHANGES.md

@@ -74,7 +74,8 @@
 
 * Support configuring Firestore database on ReadFn transforms (Java) ([#36904](https://github.com/apache/beam/issues/36904)).
 
-* (Python) Moved `Row` to `apache_beam.typehints.row` to avoid import cycles and improve module organization. ([#35095](https://github.com/apache/beam/issues/35095))
+* Moved `Row` to `apache_beam.typehints.row` to avoid import cycles and improve module organization. Kept a compatibility alias in `pvalue.py` (Python) ([#35095](https://github.com/apache/beam/issues/35095)).
+
 
 
 ## Breaking Changes

sdks/python/apache_beam/pvalue.py

@@ -44,7 +44,7 @@
 from apache_beam.portability import common_urns
 from apache_beam.portability import python_urns
 from apache_beam.portability.api import beam_runner_api_pb2
-from apache_beam.typehints.row import Row, _make_Row
+from apache_beam.typehints.row import Row
 
 if TYPE_CHECKING:
   from apache_beam.pipeline import AppliedPTransform