Update mypy requirement from ^0.800 to ^0.812

Updates the requirements on [mypy](https://github.com/python/mypy) to permit the latest version.
- [Release notes](https://github.com/python/mypy/releases)
- [Commits](https://github.com/python/mypy/compare/v0.800...v0.812)

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

diff --git a/pyproject.toml b/pyproject.toml
index 6c88e44e2787f57b7e6b0f769c3dd8a1b3c0e5f5..e3c228a3a04c3d7bb194fd3000e208ae44c1edeb 100644 (file)
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -19,7 +19,7 @@ curio = {version="^1.2", optional=true}
 sniffio = {version="^1.1", optional=true}
 
 [tool.poetry.dev-dependencies]
-mypy = "^0.800"
+mypy = "^0.812"
 pytest = ">=5.4.1,<7"
 pytest-cov = "^2.10.0"
 flake8 = "^3.7.9"