lint.sh: run mypy in non incremental mode

dmerejkowsky · dmerejkowsky · commit 18795d2eccee · 2020-12-16T14:19:45.000+01:00
See python/mypy#7276
diff --git a/lint.sh b/lint.sh
@@ -5,4 +5,4 @@ set -e
 
 poetry run black --check . --diff
 poetry run flake8 .
-poetry run mypy
+poetry run mypy --no-incremental
