small fix for reading array of UChar

Author: linev

scripts/JSRootIOEvolution.js

@@ -268,7 +268,7 @@
          case JSROOT.IO.kUChar:
             array = JSROOT.IO.NativeArray ? new Uint8Array(n) : new Array(n);
             for (var i = 0; i < n; ++i)
-               array[i] = this.ntoi1();
+               array[i] = this.ntou1();
             break;
          case JSROOT.IO.kTString:
             array = new Array(n);