OCPBUGS-9218: Editing note as mirroring is available for IPI too

Author: rohennes

modules/installation-special-config-storage.adoc

@@ -110,7 +110,7 @@ Reprovision the node to restore the mirror to a pristine, non-degraded state.
 
 [NOTE]
 ====
-Mirroring is available only for user-provisioned infrastructure deployments on {op-system} systems.
+For user-provisioned infrastructure deployments, mirroring is available only on {op-system} systems.
 Support for mirroring is available on `x86_64` nodes booted with BIOS or UEFI and on `ppc64le` nodes.
 ====