[3.12] Run sphinx-lint on Misc/NEWS.d/next/ (pythonGH-108212) (python#108213)

Run sphinx-lint on Misc/NEWS.d/next/

Author: hugovk

.pre-commit-config.yaml

@@ -14,5 +14,5 @@ repos:
     hooks:
       - id: sphinx-lint
         args: [--enable=default-role]
-        files: ^Doc/
+        files: ^Doc/|^Misc/NEWS.d/next/
         types: [rst]