fix: added missing dependencies to gen.yaml file (#208)

Adds `aiofiles` deps to `gen.yaml` file so they are not overwritten by
the Generate workflow.

Author: pawel-kmiecik

Diff for: gen.yaml

@@ -17,8 +17,10 @@ python:
       pytest: '>=8.3.3'
       pytest-asyncio: '>=0.24.0'
       pytest-mock: '>=3.14.0'
+      types-aiofiles: '>=24.1.0'
       uvloop: '>=0.20.0'
     main:
+      aiofiles: '>=24.1.0'
       cryptography: '>=3.1'
       httpx: '>=0.27.0'
       nest-asyncio: '>=1.6.0'