Update dependency mypy to v2.3.0

Author: renovate[bot]

requirements-test.txt

@@ -8,7 +8,7 @@ aioresponses==0.7.9
 aiofiles==25.1.0
 radon==6.0.1
 types-aiofiles==25.1.0.20260518
-mypy==2.1.0
+mypy==2.3.0
 pylint==4.0.6
 aiofiles==25.1.0
 pydantic==2.13.4