[pre-commit.ci] pre-commit autoupdate (#407)

Author: pre-commit-ci[bot]

.pre-commit-config.yaml

@@ -10,7 +10,7 @@ repos:
     -   id: debug-statements
     -   id: end-of-file-fixer
 -   repo: https://github.com/asottile/pyupgrade
-    rev: v2.13.0
+    rev: v2.14.0
     hooks:
     -   id: pyupgrade
         args: [--py36-plus]
@@ -19,7 +19,7 @@ repos:
     hooks:
     -   id: reorder-python-imports
 -   repo: https://github.com/psf/black
-    rev: 21.4b1
+    rev: 21.4b2
     hooks:
     -   id: black
 -   repo: https://github.com/asottile/blacken-docs