feat: add email status indicators to LocationEditForm

- Display all email statuses (Unverified, VerificationPending, Verified, Unsubscribed)
- Show appropriate icons and colors for each status
- Add bilingual translations for status labels
- Use UTF-8 emojis (⚠️ ⏳ ✅ ✉️) alongside Heroicons
- Position indicator before tenantEmail-error div

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

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

web-app/messages/hr.json

@@ -194,6 +194,12 @@
     "rent-amount-placeholder": "unesite iznos najamnine",
     "tenant-email-legend": "EMAIL PODSTANARA",
     "tenant-email-placeholder": "unesite email podstanara",
+    "email-status": {
+      "unverified": "Email nije potvrđen",
+      "verification-pending": "Čeka se potvrda emaila",
+      "verified": "Email potvrđen",
+      "unsubscribed": "Email odjavljen"
+    },
     "warning-missing-tenant-names": "Upozorenje: Ime i prezime podstanara nedostaju. 2D barkod neće biti prikazan podstanaru kada otvori podijeljenu poveznicu dok oba polja ne budu popunjena.",
     "save-button": "Spremi",
     "cancel-button": "Odbaci",