pre-commit: Update isort version to 5.12.0 (#1098)

poetry version 1.5.0 broke installs of isort prior to 5.11.5 (see PyCQA/isort#2077 and PyCQA/isort#2078), so we need to upgrade.

Authors:
  - Lawrence Mitchell (https://github.com/wence-)

Approvers:
  - Peter Andreas Entschev (https://github.com/pentschev)

URL: #1098

.pre-commit-config.yaml

@@ -5,7 +5,7 @@ repos:
               - id: trailing-whitespace
               - id: end-of-file-fixer
       - repo: https://github.com/pycqa/isort
-        rev: 5.10.1
+        rev: 5.12.0
         hooks:
               - id: isort
       - repo: https://github.com/ambv/black