Bump image_processing from 1.12.1 to 1.12.2

Bumps [image_processing](https://github.com/janko/image_processing) from 1.12.1 to 1.12.2.
- [Release notes](https://github.com/janko/image_processing/releases)
- [Changelog](https://github.com/janko/image_processing/blob/master/CHANGELOG.md)
- [Commits](janko/image_processing@v1.12.1...v1.12.2)

---
updated-dependencies:
- dependency-name: image_processing
  dependency-type: direct:development
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

Gemfile.lock

@@ -10,12 +10,12 @@ GEM
       eventmachine (>= 0.12.9)
       http_parser.rb (~> 0)
     eventmachine (1.2.7)
-    ffi (1.15.4)
+    ffi (1.15.5)
     forwardable-extended (2.6.0)
     http_parser.rb (0.8.0)
     i18n (1.8.11)
       concurrent-ruby (~> 1.0)
-    image_processing (1.12.1)
+    image_processing (1.12.2)
       mini_magick (>= 4.9.5, < 5)
       ruby-vips (>= 2.0.17, < 3)
     jekyll (4.2.1)