Auto merge of #5605 - koic:tweak_template_of_newgem, r=colby-swandale
Auto merge of #5605 - koic:tweak_template_of_newgem, r=colby-swandale

Tweak a template of newgem

if value of `config[:coc]` is not `true` when executing `bundle gem <gemname>`, redundant blank lines are created in README.md.

This patch will not create these redundant blank lines.

```diff
 ## Contributing

 Bug reports and pull requests are welcome on GitHub at https://github.com/[USERNAME]/foo.

-
 ## License

 The gem is available as open source under the terms of the [MIT License]
 (http://opensource.org/licenses/MIT).
-
```

Related PR: #5523

(cherry picked from commit 29a0e80c9f9fa745c0adaf4de6366b4f582e8a51)

bundler/bundler,mvz/bundler,dilumnavanjana/bundler,dilumnavanjana/bundler,mvz/bundler,bundler/bundler