lib: fix type error for _refreshLine

PR-URL: #52133
Reviewed-By: Ruben Bridgewater <ruben@bridgewater.de>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>

lib/internal/readline/interface.js

@@ -685,7 +685,7 @@ class Interface extends InterfaceConstructor {
                                        this.cursor,
                                        this.line.length);
       this.cursor = this.cursor - completeOn.length + prefix.length;
-      this._refreshLine();
+      this[kRefreshLine]();
       return;
     }