docs: keep native release coordination in PR metadata

Signed-off-by: Aakash Saravanan <aakash.saravanan@databricks.com>

Author: aakash-saravanan-db

pyproject.toml

@@ -70,7 +70,6 @@ requests-kerberos = {version = "^0.15.0", optional = true}
 # Floor is 1.4.0 (``^1.4.0`` == ``>=1.4.0,<2.0.0``), allowing compatible
 # 1.x releases while keeping the next major upgrade deliberate. The kernel's
 # pyarrow constraint remains >=23.0.1,<24.
-# TODO: gate merge/release on https://github.com/databricks/databricks-sql-kernel/issues/443.
 databricks-sql-kernel = {version = "^1.4.0", optional = true, python = ">=3.10"}