Bump pkg-config from 1.4.0 to 1.4.1 (#13105)

Bumps [pkg-config](https://github.com/ruby-gnome/pkg-config) from 1.4.0 to 1.4.1.
- [Release notes](https://github.com/ruby-gnome/pkg-config/releases)
- [Changelog](https://github.com/ruby-gnome/pkg-config/blob/master/NEWS)
- [Commits](https://github.com/ruby-gnome/pkg-config/compare/1.4.0...1.4.1)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

Gemfile.lock

@@ -417,7 +417,7 @@ GEM
     pg (1.2.2)
     pghero (2.4.1)
       activerecord (>= 5)
-    pkg-config (1.4.0)
+    pkg-config (1.4.1)
     premailer (1.11.1)
       addressable
       css_parser (>= 1.6.0)