[dome] Toolbar: fixes the left click on search item suggestions.

Prevents the [onBlur] event that clears the suggestion list to fire
on a left click press.
Allows the selection of an item by a left click release by the [onClick] event.

ivette/src/dome/src/renderer/frame/toolbars.tsx

@@ -327,6 +327,7 @@ export function SearchField<A = undefined>(props: SearchFieldProps<A>) {
         <div
           style={{ visibility }}
           className="dome-xToolBar-searchmenu"
+          onMouseDown={(event) => event.preventDefault()}
         >
           {suggestions}
         </div>