Remove unused label variable in weather location dropdown

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

frontend/src/components/settings/SettingsPage.tsx

@@ -309,7 +309,6 @@ export default function SettingsPage() {
                     {showDropdown && (
                       <div className="absolute z-50 mt-1 w-full rounded-md border bg-popover shadow-lg overflow-hidden">
                         {locationResults.map((loc, i) => {
-                          const label = [loc.name, loc.state, loc.country].filter(Boolean).join(', ');
                           return (
                             <button
                               key={`${loc.lat}-${loc.lon}-${i}`}