pre-commit: Remove the proselint hook.

Seems unmaintained and fails to install with newer versions of Python.

.pre-commit-config.yaml

@@ -30,13 +30,6 @@ repos:
     hooks:
       - id: detect-secrets
 
-  - repo: https://github.com/amperser/proselint.git
-    rev: 0.14.0
-    hooks:
-      - id: proselint
-        types: [plain-text]
-        exclude: LICENSE|youtube-dl
-
   - repo: https://gitlab.com/devopshq/gitlab-ci-linter.git
     rev: v1.0.6
     hooks: