Add Japanese translations - migrate2rocky.ja.md

[Norio4]

Author checklist (to be completed by original Author)

• Is this document a good fit for the Rocky project ?
• Is this a non-English contribution?
• Title and Author MetaTags have been inserted into the document
• If applicable, steps and instructions have been tested to work on a real system
• Did you perform an initial self-review to fix basic typos and grammatical correctness

Rocky Documentation checklist (to be completed by Rocky team)

• 1st Pass (Check that document is good fit for project and author checklist completed)
• 2nd Pass (Technical Review - check for technical correctness)
• 3rd Pass (Basic Editorial Review)
• 4th Pass (Detailed Editorial Review and Peer Review)
• 5th Pass (Include document in TOC)
• Final pass/approval (Final Review)

[sspencerwire]

@Norio4 Welcome!! Thanks very much for your translation of migrate2rocky in Japanese. I'll work through the file and make sure there are no issues. Would it be possible to get a name that you'd like to use for the contributor meta tag? Thanks very much!

@ Norio4ようこそ!! migrate2rockyを日本語に翻訳していただきありがとうございます。 ファイルを調べて、問題がないことを確認します。 コントリビューターメタタグに使用したい名前を取得することは可能ですか？ どうもありがとう！

[Norio4]

@sspencerwire Thank you for your reviewing!

Would it be possible to get a name that you'd like to use for the contributor meta tag?

Norio Yahata

Thanks!