Bump mypy from 0.902 to 0.910

Bumps [mypy](https://github.com/python/mypy) from 0.902 to 0.910.
- [Release notes](https://github.com/python/mypy/releases)
- [Commits](python/mypy@v0.902...v0.910)

---
updated-dependencies:
- dependency-name: mypy
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

setup.py

@@ -4,7 +4,7 @@
 EXTRAS_REQUIRE = {
     "tests": ["pytest", "pytz", "simplejson"],
     "lint": [
-        "mypy==0.902",
+        "mypy==0.910",
         "flake8==3.9.2",
         "flake8-bugbear==21.4.3",
         "pre-commit~=2.4",