Fix common spelling mistakes (#4956)

* add codespell

* first fixes

* doc fixes

* fix docstrings and comments

* functional changes

* docstrings again

* and docs again

* rename args

* add ignore

* use pre-commit for filtering instead

* ups

* fix typo in filter

.pre-commit-config.yaml

@@ -44,3 +44,13 @@ repos:
     rev: v1.29.0
     hooks:
       - id: djlint-django
+- repo: https://github.com/codespell-project/codespell
+  rev: v2.2.4
+  hooks:
+  - id: codespell
+    exclude: >
+      (?x)^(
+          docs/docs/stylesheets/.*|
+          docs/docs/javascripts/.*|
+          docs/docs/webfonts/.*
+      )$