Reword release note

MoteHue · MoteHue · commit 53d18e8536db · 2025-09-17T16:27:42.000+01:00
diff --git a/releasenotes/notes/build-images-from-ark-6eb0d5c8779bb970.yaml b/releasenotes/notes/build-images-from-ark-6eb0d5c8779bb970.yaml
@@ -3,6 +3,7 @@ features:
   - |
     Added support for building overcloud host images from Pulp package mirrors.
     This feature can be toggled with the flag
-    ``stackhpc_build_overcloud_image_from_pulp_package_mirrors``. For the CI
-    Builder environment, this is enabled, so our StackHPC overcloud host images
-    will now be built with packages from Ark.
+    ``stackhpc_build_overcloud_image_from_pulp_package_mirrors``. By default,
+    this feature is enabled in the ``ci-builder`` environment and disabled
+    otherwise. StackHPC overcloud host images will now be built with packages
+    from Ark.
