pre-commit: exclude auto_rx/autorx/static files

Those are external donwloaded packages, it does not make sense to use
linting on them.

.pre-commit-config.yaml

@@ -5,6 +5,10 @@ repos:
   rev: v4.3.0
   hooks:
   - id: trailing-whitespace
+    exclude: |
+      (?x)(auto_rx/autorx/static)
   - id: end-of-file-fixer
+    exclude: |
+      (?x)(auto_rx/autorx/static)
   - id: check-added-large-files
   - id: check-executables-have-shebangs