precommit: isort (#5493)

* precommit: isort

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

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

* Update isort config

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

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

* Update name

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

.pre-commit-config.yaml

@@ -30,12 +30,11 @@ repos:
         args: [--py36-plus]
         name: Upgrade code
 
-  # TODO
-  #- repo: https://github.com/PyCQA/isort
-  #  rev: 5.9.3
-  #  hooks:
-  #    - id: isort
-  #      name: imports
+  - repo: https://github.com/PyCQA/isort
+    rev: 5.9.3
+    hooks:
+      - id: isort
+        name: Sort imports
 
   # TODO
   #- repo: https://github.com/pre-commit/mirrors-yapf