Bump mako from 1.3.10 to 1.3.11 in /samples/adk-sql-agent

Bumps [mako](https://github.com/sqlalchemy/mako) from 1.3.10 to 1.3.11.
- [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-version: 1.3.11
  dependency-type: direct:production
...

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

Author: dependabot[bot]

samples/adk-sql-agent/requirements.txt

@@ -523,9 +523,9 @@ jsonschema-specifications==2025.9.1 \
     --hash=sha256:98802fee3a11ee76ecaca44429fda8a41bff98b00a0f2838151b113f210cc6fe \
     --hash=sha256:b540987f239e745613c7a9176f3edb72b832a4ac465cf02712288397832b5e8d
     # via jsonschema
-mako==1.3.10 \
-    --hash=sha256:99579a6f39583fa7e5630a28c3c1f440e4e97a414b80372649c0ce338da2ea28 \
-    --hash=sha256:baef24a52fc4fc514a0887ac600f9f1cff3d82c61d4d700a1fa84d597b88db59
+mako==1.3.11 \
+    --hash=sha256:071eb4ab4c5010443152255d77db7faa6ce5916f35226eb02dc34479b6858069 \
+    --hash=sha256:e372c6e333cf004aa736a15f425087ec977e1fcbd2966aae7f17c8dc1da27a77
     # via alembic
 markupsafe==3.0.3 \
     --hash=sha256:0eb9ff8191e8498cca014656ae6b8d61f39da5f95b488805da4bb029cccbfbaf \