style: fix svelte/no-useless-mustaches — unwrap string literals from mustache expressions

frontend/src/lib/components/admin/BusinessSettings.svelte

@@ -336,7 +336,7 @@
 										{settings.website_url}
 									</a>
 								{:else}
-									{'\u2014'}
+									—
 								{/if}
 							</p>
 						</div>

frontend/src/lib/components/admin/TimeBlockers.svelte

@@ -877,10 +877,10 @@
 											minute: '2-digit',
 											hour12: true
 										})}}
-										{' · '}
+										 · 
 										{formatDuration(booking.duration_minutes)}
 										{#if booking.services?.length}
-											{' · '}
+											 · 
 											{booking.services.join(', ')}
 										{/if}
 									</div>

frontend/src/lib/components/booking/SelectedTimeSummary.svelte

@@ -96,8 +96,8 @@
 	</div>
 	<div class="mt-1 text-sm text-emerald-700">
 		{selectedDate} at {selectedTime}
-		{' — '}
+		 — 
 		{endTime}
-		{' ('}{duration} min)
+		 ({duration} min)
 	</div>
 </div>

frontend/src/lib/components/today/TodayCalendar.svelte

@@ -1034,9 +1034,9 @@
 											minute: '2-digit',
 											hour12: true
 										})}
-										{' · '}{formatDuration(booking.duration_minutes)}
+										 · {formatDuration(booking.duration_minutes)}
 										{#if booking.services?.length}
-											{' · '}{booking.services.join(', ')}{/if}
+											 · {booking.services.join(', ')}{/if}
 									</div>
 								</div>
 								<div class="mt-1.5 flex gap-2">