Add language portugese br (#4550)

### What problem does this PR solve?

Add language Portugese from Brazil

### Type of change

- [X] New Feature (non-breaking change which adds functionality)

web/src/pages/user-setting/setting-locale/index.tsx

@@ -12,6 +12,7 @@ function UserSettingLocale() {
         'zh',
         'zh-TRADITIONAL',
         'ja',
+        'pt-br',
       ]}
     />
   );