chore(main): release 1.4.0 (#313)

Co-authored-by: release-please[bot] <55107282+release-please[bot]@users.noreply.github.com>

Author: release-please[bot]

CHANGELOG.md

@@ -1,5 +1,12 @@
 # Changelog
 
+## [1.4.0](https://github.com/googleapis/python-spanner-sqlalchemy/compare/v1.3.0...v1.4.0) (2023-04-06)
+
+
+### Features
+
+* User provided client ([#311](https://github.com/googleapis/python-spanner-sqlalchemy/issues/311)) ([5b07111](https://github.com/googleapis/python-spanner-sqlalchemy/commit/5b0711102bb45f5775addbda61cb4da5231c96d7))
+
 ## [1.3.0](https://github.com/googleapis/python-spanner-sqlalchemy/compare/v1.2.2...v1.3.0) (2023-03-20)
 
 

version.py

@@ -4,4 +4,4 @@
 # license that can be found in the LICENSE file or at
 # https://developers.google.com/open-source/licenses/bsd
 
-__version__ = "1.3.0"
+__version__ = "1.4.0"