chore(main): release 1.6.0 (#318)

release-please[bot] · web-flow · commit a4e85136e0e2 · 2023-04-27T17:07:01.000+05:30
Co-authored-by: release-please[bot] &lt;55107282+release-please[bot]@users.noreply.github.com&gt;
diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -1,5 +1,12 @@
 # Changelog
 
+## [1.6.0](https://github.com/googleapis/python-spanner-sqlalchemy/compare/v1.5.0...v1.6.0) (2023-04-26)
+
+
+### Features
+
+* Enable instance-level connection ([#316](https://github.com/googleapis/python-spanner-sqlalchemy/issues/316)) ([9af8e86](https://github.com/googleapis/python-spanner-sqlalchemy/commit/9af8e863f7fb0fa8bea050ca022bbe4e05315d6d))
+
 ## [1.5.0](https://github.com/googleapis/python-spanner-sqlalchemy/compare/v1.4.0...v1.5.0) (2023-04-19)
 
 
diff --git a/version.py b/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__ = "1.5.0"
+__version__ = "1.6.0"
