Bump flake8 and isort pre-commit dependencies

Author: puddly

.pre-commit-config.yaml

@@ -1,16 +1,18 @@
 repos:
+  - repo: https://github.com/pre-commit/pre-commit-hooks
+    rev: v3.4.0
+    hooks:
+      - id: debug-statements
   - repo: https://github.com/psf/black
     rev: 20.8b1
     hooks:
       - id: black
-        args:
-          - --safe
-          - --quiet
-  - repo: https://gitlab.com/pycqa/flake8
-    rev: 3.8.3
+        args: [--safe, --quiet]
+  - repo: https://github.com/PyCQA/flake8
+    rev: 3.9.0
     hooks:
       - id: flake8
   - repo: https://github.com/PyCQA/isort
-    rev: 5.5.2
+    rev: 5.8.0
     hooks:
       - id: isort