Apply suggestions from code review

Co-authored-by: Néda <[email protected]>

Author: bene2k1

pages/managed-inference/how-to/scale-deployment.mdx

@@ -31,7 +31,7 @@ You can scale your Managed Inference deployment up or down to match it to the in
     <Message type="note">
       High availability is only guaranteed with two or more nodes.
     </Message>
-5. Click **Update node count** to update the numbmer of nodes in your deployment.
+5. Click **Update node count** to update the number of nodes in your deployment.
     <Message type="note">
-      Note that your deployment will be unavailable for 15-30 minutes while the node update is in progress
+      Your deployment will be unavailable for 15-30 minutes while the node update is in progress.
     </Message>