🔧 Hatch: use pre-commit for check script

Instead of running `hatch fmt`, we use the pre-commit setup in the copied template
package to check if the template contents are properly linted and formatted. This makes
the check effective no matter what pre-commit hooks we decide to use for the template.

Author: mbercx

pyproject.toml

@@ -13,7 +13,7 @@ scripts.install = [
 ]
 scripts.check = [
   "copier copy --vcs-ref=HEAD . .tmp/py-package -f",
-  "cd .tmp/py-package && hatch fmt -l --check",
+  "cd .tmp/py-package && hatch run precommit:run -av",
 ]
 scripts.clean = [
   "ruff clean",