fix(pitch-deck): revert banner test text back to Draft

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

pitch-deck/app/pitch-preview/[versionId]/page.tsx

@@ -65,7 +65,7 @@ export default function PreviewPage() {
     <div className="relative">
       {/* Preview banner */}
       <div className="fixed top-0 left-0 right-0 z-[100] bg-amber-500/90 text-black text-center py-1.5 text-xs font-semibold tracking-wide">
-        PREVIEW: {versionMeta?.name ?? 'Loading...'} — {versionMeta?.status === 'draft' ? 'Draft V1' : 'Committed'}
+        PREVIEW: {versionMeta?.name ?? 'Loading...'} — {versionMeta?.status === 'draft' ? 'Draft' : 'Committed'}
       </div>
       <PitchDeck
         lang={lang}