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/locales/ja.ts

@@ -15,6 +15,7 @@ export default {
       edit: '編集',
       upload: 'アップロード',
       english: '英語',
+      portugeseBr: 'ポルトガル語 (ブラジル)',
       chinese: '中国語（簡体字）',
       traditionalChinese: '中国語（繁体字）',
       language: '言語',