Fix description for --allow-partly-done option

Author: boris-ilijic

cmd/pbm/main.go

@@ -824,8 +824,8 @@ func (app *pbmApp) buildRestoreCmd() *cobra.Command {
 	restoreCmd.Flags().Bool(
 		"allow-partly-done", false,
 		"Allows partly done state of the cluster after physical restore. "+
-			"If enabled (default), partly-done status for RS will be treated as successful restore. "+
-			"If disabled, fallback will be applied when cluster is partly-done.",
+			"If enabled (default), partly-done status for a RS will be treated as a successful restore. "+
+			"If disabled, fallback will be applied when the cluster is partly-done.",
 	)
 
 	restoreCmd.Flags().StringVar(&restoreOptions.rsMap, RSMappingFlag, "", RSMappingDoc)