build: bump yell from 2.1.0 to 2.2.0 in /docs

Bumps [yell](https://github.com/rudionrails/yell) from 2.1.0 to 2.2.0.
- [Release notes](https://github.com/rudionrails/yell/releases)
- [Commits](https://github.com/rudionrails/yell/compare/v2.1.0...v2.2.0)

Signed-off-by: dependabot[bot] <support@dependabot.com>
This commit is contained in:
dependabot[bot] 2019-05-20 05:27:38 +00:00
parent bcc5f042bb
commit e0918f8ce4
No known key found for this signature in database
GPG Key ID: 4C0F2888C98CF331

View File

@ -249,7 +249,7 @@ GEM
tzinfo (1.2.5) tzinfo (1.2.5)
thread_safe (~> 0.1) thread_safe (~> 0.1)
unicode-display_width (1.6.0) unicode-display_width (1.6.0)
yell (2.1.0) yell (2.2.0)
PLATFORMS PLATFORMS
ruby ruby