Bump hashie from 3.6.0 to 5.0.0

Bumps [hashie](https://github.com/hashie/hashie) from 3.6.0 to 5.0.0.
- [Release notes](https://github.com/hashie/hashie/releases)
- [Changelog](https://github.com/hashie/hashie/blob/master/CHANGELOG.md)
- [Commits](hashie/hashie@v3.6.0...v5.0.0)

---
updated-dependencies:
- dependency-name: hashie
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Gemfile.lock

@@ -19,7 +19,7 @@ PATH
  fast_blank
  fastimage (~> 2.0)
  hamster (~> 3.0)
- hashie (~> 3.4)
+ hashie (>= 3.4, < 6.0)
  i18n (~> 1.6.0)
  listen (~> 3.0)
  memoist (~> 0.14)
@@ -110,7 +110,7 @@ GEM
  tilt
  hamster (3.0.0)
  concurrent-ruby (~> 1.0)
- hashie (3.6.0)
+ hashie (5.0.0)
  hitimes (2.0.0)
  i18n (1.6.0)
  concurrent-ruby (~> 1.0)

middleman-core/middleman-core.gemspec

@@ -56,7 +56,7 @@ Gem::Specification.new do |s|
  s.add_dependency('contracts')
 
  # Hash stuff
- s.add_dependency('hashie', ['~> 3.4'])
+ s.add_dependency('hashie', '>= 3.4', '< 6.0')
  s.add_dependency('hamster', ['~> 3.0'])
  s.add_dependency('backports', ['~> 3.6'])
 end