pre-commit: remove deprecated fix-encoding-pragma hook

Deprecated by pre-commit.

Author: bluetech

.pre-commit-config.yaml

@@ -10,8 +10,6 @@ repos:
     hooks:
     -   id: trailing-whitespace
     -   id: end-of-file-fixer
-    -   id: fix-encoding-pragma
-        args: [--remove]
     -   id: check-yaml
     -   id: debug-statements
         exclude: _pytest/(debugging|hookspec).py