🐛 Misspelling vertical align (#51)

Reason: vertical-aalign is not a valid css property.
Fix: Changed verticalAalign to verticalAlign to fix css.

Author: lucas-lm

src/select-panel/default-item.tsx

@@ -12,7 +12,7 @@ interface IDefaultItemRendererProps {
 
 const DefaultRenderer = css({
   "input,span": {
-    verticalAalign: "middle",
+    verticalAlign: "middle",
     margin: 0,
   },
   span: {