[pre-commit.ci] pre-commit autoupdate (#201)

* [pre-commit.ci] pre-commit autoupdate

updates:
- [github.com/psf/black: 21.5b1 → 21.5b2](psf/black@21.5b1...21.5b2)

* [pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>

.github/workflows/joss.yml

@@ -45,4 +45,3 @@ jobs:
           publish_dir: ./joss
           force_orphan: true
           publish_branch: joss-compiled
-

.pre-commit-config.yaml

@@ -22,7 +22,7 @@ repos:
     exclude: docs/tutorials
 
 - repo: https://github.com/psf/black
-  rev: "21.5b1"
+  rev: "21.5b2"
   hooks:
   - id: black