Switched chatwork API endpoint to “v2”.

[saitomarch]

Checklist

• I've run bundle exec rspec from the root directory to see all new and existing tests pass
• I've followed the fastlane code style and run bundle exec rubocop -a to ensure the code style is valid
• I've read the Contribution Guidelines
• I've updated the documentation if necessary.

Motivation and Context

Chatwork API (v1) is no longer available since May 15 2017. (https://help.chatwork.com/hc/ja/articles/115000019401)

Description

Switched Chatwork API endpoint to "v2"

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[googlebot]

CLAs look good, thanks!

[KrauseFx]

Is the URL the only thing that needs to be changed?

[KrauseFx]

Have you tried running this locally?

[saitomarch]

@KrauseFx

Is the URL the only thing that needs to be changed?

Yes. I've checked and it works with this change. (http://developer.chatwork.com/ja/endpoint_rooms.html#POST-rooms-room_id-messages as more information)

Have you tried running this locally?

I've tried it locally.

[KrauseFx]

Beautiful, thanks for your contribution 👍

[fastlane-bot]

Hey @saitomarch 👋

Thank you for your contribution to fastlane and congrats on getting this pull request merged 🎉
The code change now lives in the master branch, however it wasn't released to RubyGems yet.
We usually ship about once a week, and your PR will be included in the next one.

Please let us know if this change requires an immediate release by adding a comment here 👍
We'll notify you once we shipped a new release with your changes 🚀

[fastlane-bot]

Congratulations! 🎉 This was released as part of fastlane 2.31.0 🚀