switch for to htmlFor in <Select>

Summary: Was getting error that the label for Select should be using htmlFor not for. found that when wrapping with JSX - changing this inside select fixes this errorlog.

Reviewed By: passy

Differential Revision: D16264103

fbshipit-source-id: 6a19d723a8356403ba4a169e0b160fed7e137670

src/ui/components/Select.js

@@ -77,7 +77,7 @@ export default class Select extends Component<{
 
     if (label) {
       select = (
-        <Label for={this.selectID}>
+        <Label htmlFor={this.selectID}>
           <LabelText>{label}</LabelText>
           {select}
         </Label>