[ci-custom] Directions on constant hoisting (#14637)

script/ci-custom.py

@@ -519,7 +519,7 @@ def lint_constants_usage():
             continue
         errs.append(
             f"Constant {highlight(constant)} is defined in {len(uses)} files. Please move all definitions of the "
-            f"constant to const.py (Uses: {', '.join(str(u) for u in uses)}) in a separate PR. "
+            f"constant to esphome/components/const/__init__.py (Uses: {', '.join(str(u) for u in uses)}) in a separate PR. "
             "See https://developers.esphome.io/contributing/code/#python"
         )
     return errs