feat(pitch-deck): rewrite CompetitionSlide with 6 detailed competitor profiles

- Add Vanta, Drata, Sprinto (international) alongside Proliance, DataGuard, heyData (DACH)
- Each card: HQ city/country, offices, employees, revenue, customers + countries, funding, investors, AI badge
- Two tabs: Overview & Comparison / Feature Matrix (Detail)
- 44-feature comparison table with collapsible sections: Top 5 Unterschiede, Alle Features, USP
- Efficiency ratios table (revenue/employee, customers/employee)
- DACH landscape note (Secjur, Usercentrics, Caralegal, 2B Advice, OneTrust)
- Research-backed data: Vanta $220M/$4.15B, Drata $100M/$2B, Sprinto $38M, DataGuard €52M, heyData €15M
- Dynamic feature/USP counts in subtitle
- Bilingual (de/en) with i18n subtitle update

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

pitch-deck/lib/i18n.ts

@@ -137,7 +137,7 @@ const translations = {
     },
     competition: {
       title: 'Wettbewerb',
-      subtitle: '44 Features vs. ~15-25 bei Wettbewerbern — 9 einzigartige USPs',
+      subtitle: '44 Features, 9 USPs — kein Anbieter kombiniert DSGVO + Code-Security + Self-Hosted KI',
       feature: 'Feature',
       selfHosted: 'Self-Hosted',
       integratedAI: 'Integrierte KI',
@@ -357,7 +357,7 @@ const translations = {
     },
     competition: {
       title: 'Competition',
-      subtitle: '44 features vs. ~15-25 competitors — 9 unique USPs',
+      subtitle: '44 features, 9 USPs — no provider combines GDPR + code security + self-hosted AI',
       feature: 'Feature',
       selfHosted: 'Self-Hosted',
       integratedAI: 'Integrated AI',