Bump sdoc from 1.1.0 to 2.0.2

Bumps [sdoc](https://github.com/zzak/sdoc) from 1.1.0 to 2.0.2.
- [Release notes](https://github.com/zzak/sdoc/releases)
- [Changelog](https://github.com/zzak/sdoc/blob/master/CHANGELOG.md)
- [Commits](https://github.com/zzak/sdoc/commits)

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

Gemfile

@@ -26,7 +26,7 @@ gem 'turbolinks', '~> 5.2'
 # Build JSON APIs with ease. Read more: https://github.com/rails/jbuilder
 gem 'jbuilder', '~> 2.9'
 
-gem 'sdoc', '~> 1.1', group: :doc
+gem 'sdoc', '~> 2.0', group: :doc
 
 gem 'foreman', '~> 0.87'
 

Gemfile.lock

@@ -678,7 +678,7 @@ GEM
       sprockets (> 3.0)
       sprockets-rails
       tilt
-    sdoc (1.1.0)
+    sdoc (2.0.2)
       rdoc (>= 5.0)
     shellany (0.0.1)
     shex (0.5.2)
@@ -829,7 +829,7 @@ DEPENDENCIES
   rspec-rails (< 4)
   rubyzip (~> 2.3)
   sass-rails (~> 6.0)
-  sdoc (~> 1.1)
+  sdoc (~> 2.0)
   sidekiq (~> 4.2)
   simplecov (~> 0.16)
   spring (~> 2.1)