Merge pull request #96820 from jluk/master

fix upgrade err

Author: PRMerger6

articles/aks/use-multiple-node-pools.md

@@ -204,12 +204,12 @@ Upgrading individual node pools requires using `az aks nodepool upgrade`. This u
 
 ### Validation rules for upgrades
 
-The valid upgrades for Kubernetes versions held by a cluster's control plane or node pools are validated by the following sets of rules.
+The valid Kubernetes upgrades for a cluster's control plane and node pools are validated by the following sets of rules.
 
-* Rules for valid versions to upgrade to:
+* Rules for valid versions to upgrade node pools:
    * The node pool version must have the same *major* version as the control plane.
-   * The node pool version may be two *minor* versions less than the control plane version.
-   * The node pool version may be two *patch* versions less than the control plane version.
+   * The node pool *minor* version must be within two *minor* versions of the control plane version.
+   * The node pool version cannot be greater than the control `major.minor.patch` version.
 
 * Rules for submitting an upgrade operation:
    * You cannot downgrade the control plane or a node pool Kubernetes version.