build(deps-dev): bump types-pymysql

Bumps [types-pymysql](https://github.com/typeshed-internal/stub_uploader) from 1.1.0.20241103 to 1.1.0.20251220.
- [Commits](https://github.com/typeshed-internal/stub_uploader/commits)

---
updated-dependencies:
- dependency-name: types-pymysql
  dependency-version: 1.1.0.20251220
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

setup.py

@@ -27,7 +27,7 @@ def read(fname):
     "types-aiofiles==24.1.0.20240626",
     "types-pyyaml==6.0.12.20250915",
     "types-setuptools==75.6.0.20241126",
-    "types-PyMySQL==1.1.0.20241103",
+    "types-PyMySQL==1.1.0.20251220",
 ]
 
 kwargs = dict(