message: Fix error message referring to incorrect argument
diff: @@ -1028,7 +1028,7 @@ QString PipelineStateViewer::GetVBufferFormatString(uint32_t slot)
  {
  // for the last attribute, ensure the total size doesn't overlap stride
  if(attrs[i].byteOffset + cursz > stride && stride > 0)
  - return tr("// vertex stride %1 less than total data fetched %1")
  + return tr("// vertex stride %1 less than total data fetched %2")
  .arg(stride)
  .arg(attrs[i].byteOffset + cursz);
  }
  