i18n: Add Japanese translations for R4S triggers

[niaka3dayo]

This PR adds Japanese translations to the existing R4S triggers. Please review and let me know if any adjustments are needed.

[kshman]

  timelineReplace: [
    {
      'locale': 'ja',
      'missingTranslations': true,
      'replaceSync': {
        'Electromine': 'エレクトリックマイン',
        'Wicked Thunder': 'ウィケッドサンダー',
      },
    },
  ],

for JP client

[niaka3dayo]

@kshman

  timelineReplace: [
    {
      'locale': 'ja',
      'missingTranslations': true,
      'replaceSync': {
        'Electromine': 'エレクトリックマイン',
        'Wicked Thunder': 'ウィケッドサンダー',
      },
    },
  ],

for JP client

Thank you for providing the replaceSync content. I've added the entries for 'Electromine' and 'Wicked Thunder' as suggested.

commit: a1d73977c67077458f5456c8f7c16afc841a4499