Bumps [pkg-config](https://github.com/ruby-gnome2/pkg-config) from 1.3.7 to 1.3.8.
- [Release notes](https://github.com/ruby-gnome2/pkg-config/releases)
- [Changelog](https://github.com/ruby-gnome/pkg-config/blob/master/NEWS)
- [Commits](https://github.com/ruby-gnome2/pkg-config/compare/1.3.7...1.3.8)
Signed-off-by: dependabot-preview[bot] <support@dependabot.com>
pg (1.1.4)
pghero (2.3.0)
activerecord (>= 5)
- pkg-config (1.3.7)
+ pkg-config (1.3.8)
premailer (1.11.1)
addressable
css_parser (>= 1.6.0)