Bump mako from 1.2.0 to 1.2.3 (#1845)

* Bump mako from 1.2.0 to 1.2.3

Bumps [mako](https://github.com/sqlalchemy/mako) from 1.2.0 to 1.2.3.
- [Release notes](https://github.com/sqlalchemy/mako/releases)
- [Changelog](https://github.com/sqlalchemy/mako/blob/main/CHANGES)
- [Commits](https://github.com/sqlalchemy/mako/commits)

---
updated-dependencies:
- dependency-name: mako
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

* Update mako==1.2.3

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: JonnyWong16 <9099342+JonnyWong16@users.noreply.github.com>

[skip ci]

lib/mako/testing/fixtures.py

@@ -80,6 +80,16 @@ class TemplateTest:
             output = filters(output)
         eq_(output, expected)
 
+    def indicates_unbound_local_error(self, rendered_output, unbound_var):
+        var = f"'{unbound_var}'"
+        error_msgs = (
+            # < 3.11
+            f"local variable {var} referenced before assignment",
+            # >= 3.11
+            f"cannot access local variable {var} where it is not associated",
+        )
+        return any((msg in rendered_output) for msg in error_msgs)
+
 
 class PlainCacheImpl(CacheImpl):
     """Simple memory cache impl so that tests which