Update translation.json (pt-BR) (#20131)

Correcting a translation that had an incomplete variable.

src/lib/i18n/locales/pt-BR/translation.json

@@ -12,7 +12,7 @@
 	"{{COUNT}} Available Tools": "{{COUNT}} Ferramentas disponíveis",
 	"{{COUNT}} characters": "{{COUNT}} caracteres",
 	"{{COUNT}} extracted lines": "{{COUNT}} linhas extraídas",
-	"{{COUNT}} files": "{COUNT}} arquivos",
+	"{{COUNT}} files": "{{COUNT}} arquivos",
 	"{{COUNT}} hidden lines": "{{COUNT}} linhas ocultas",
 	"{{COUNT}} Replies": "{{COUNT}} Respostas",
 	"{{COUNT}} Rows": "{{COUNT}} Linhas",