feat: add email status indicators to LocationCard

- Display email status when not Verified
- Show appropriate icons and colors for each status
- Add bilingual translations for status labels
- Use UTF-8 emojis (⚠️ ⏳ ✉️) alongside Heroicons

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>

web-app/messages/en.json

@@ -61,6 +61,11 @@
       "monthly-statement-legend": "Monthly statement",
       "seen-by-tenant-label": "seen by tenant",
       "download-proof-of-payment-label": "proof-of-payment.PDF",
+      "email-status": {
+        "unverified": "Email not verified",
+        "verification-pending": "Email verification pending",
+        "unsubscribed": "Email unsubscribed"
+      },
       "payment-info-header": "You can pay the utility bills for this month using the following information:",
       "payment-amount-label": "Amount:",
       "payment-recipient-label": "Recipient:",