Upgrade: Bump mini_magick from 4.10.1 to 4.11.0

Bumps [mini_magick](https://github.com/minimagick/minimagick) from 4.10.1 to 4.11.0.
- [Release notes](https://github.com/minimagick/minimagick/releases)
- [Commits](https://github.com/minimagick/minimagick/compare/v4.10.1...v4.11.0)

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

Gemfile.lock

@@ -369,7 +369,7 @@ GEM
     mime-types (3.3.1)
       mime-types-data (~> 3.2015)
     mime-types-data (3.2020.0512)
-    mini_magick (4.10.1)
+    mini_magick (4.11.0)
     mini_mime (1.0.2)
     mini_portile2 (2.4.0)
     minitest (5.14.2)