Bump pymysql

Bumps the pip group with 1 update in the /terraform-lambda-aurora-serverless/src/function directory: [pymysql](https://github.com/PyMySQL/PyMySQL).


Updates `pymysql` from 1.1.0 to 1.1.1
- [Release notes](https://github.com/PyMySQL/PyMySQL/releases)
- [Changelog](https://github.com/PyMySQL/PyMySQL/blob/main/CHANGELOG.md)
- [Commits](PyMySQL/PyMySQL@v1.1.0...v1.1.1)

---
updated-dependencies:
- dependency-name: pymysql
  dependency-type: direct:production
  dependency-group: pip
...

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

Author: dependabot[bot]

terraform-lambda-aurora-serverless/src/function/requirements.txt

@@ -1 +1 @@
-pymysql==1.1.0
+pymysql==1.1.1