chore(i18n): update Japanese translation (#3319)
chore(i18n): update Japanese translation (#3319)

* chore(i18n): update Japanese translation

grunt translate --lang=ja based on the develop branch as of 2021-12-03
Add ja translation for checks/aria-errormessage/fail/hidden
Add ja translation for checks/aria-errormessage/incomplete/idrefs
add ja translation for checks/aria-level/{pass,fail}
Add ja translation for checks/aria-valid-attr-value/incomplete/idrefs
Add ja transation for checks/deprecatedrole/{pass,fail}
Add ja translation for checks/fallbackrole/incomplete
add ja translation for checks/p-as-heading/incomplete
Add ja translation for checks/color-contrast-enhanced/fail/*
Add ja translation for checks/color-contrast/fail/*

* Update locales/ja.json

role -> ロール

Co-authored-by: Kiyochika Nakamura <a403bb4c59730e9b7b7925f1178247c262e5bfd2@gmail.com>

* Update locales/ja.json

role -> ロール

Co-authored-by: Kiyochika Nakamura <a403bb4c59730e9b7b7925f1178247c262e5bfd2@gmail.com>

* Update locales/ja.json

陰 -> 影

Co-authored-by: Kiyochika Nakamura <a403bb4c59730e9b7b7925f1178247c262e5bfd2@gmail.com>

* Update locales/ja.json

陰 -> 影

Co-authored-by: Kiyochika Nakamura <a403bb4c59730e9b7b7925f1178247c262e5bfd2@gmail.com>

* Add ja translation for checks/no-focusable-content

* Make checks/aria-valid-attr-value/incomplete/noId consistent with ./idrefs

* Remove unnecessary whitespaces from checks/aria-valid-attr-value/incomplete/{noId,idrefs}

Co-authored-by: Kiyochika Nakamura <a403bb4c59730e9b7b7925f1178247c262e5bfd2@gmail.com>
dequelabs/axe-core,dequelabs/axe-core,dequelabs/axe-core,dequelabs/axe-core