[Hinode] Add back linting

[timcappalli]

We lost pre-commit linting during the migration because the Hinode deployment is pure Hugo (no node runtimes).

[timcappalli]

This is not working. Fix.

[timcappalli]

in theory, this should be fixed via 9a924b9.

It should be noted that linting can't be explicitly enforced as the end user must enable the git hook.