chore: Update translations (#1561)

Co-authored-by: Pranav Raj S <pranav@chatwoot.com>
Co-authored-by: Yovan Lutfi Arya (Regerta)
Co-authored-by: Goudarz Jafari (Goudarz)
Co-authored-by: korho
Co-authored-by: vfasoulas

app/javascript/dashboard/i18n/locale/pt_BR/settings.json

@@ -113,7 +113,7 @@
   "SIDEBAR": {
     "CONVERSATIONS": "Conversas",
     "REPORTS": "Relatórios",
-    "CONTACTS": "Contatos",
+    "CONTACTS": "Contato",
     "SETTINGS": "Configurações",
     "HOME": "Principal",
     "AGENTS": "Agentes",