refactor(persons): remove what-comment from PersonCard title block

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

frontend/src/routes/persons/[id]/PersonCard.svelte

@@ -67,7 +67,6 @@ let {
 			</div>
 		</div>
 
-		<!-- Title (academic/honorific) — PERSON type only -->
 		{#if person.personType === 'PERSON' && person.title}
 			<p
 				class="mb-0.5 text-center font-sans text-xs tracking-widest text-ink-3 [font-variant:small-caps]"