Relax rdoc dependency to >= 4.2

debian/patches/0420-relax-rdoc.patch

@@ -0,0 +1,11 @@
+--- a/Gemfile
++++ b/Gemfile
+@@ -139,7 +139,7 @@
+ gem 'redcarpet', '~> 3.4'
+ gem 'commonmarker', '~> 0.17'
+ gem 'RedCloth', '~> 4.3', '>= 4.3.2'
+-gem 'rdoc', '~> 6.0'
++gem 'rdoc', '>= 4.2'
+ gem 'org-ruby', '~> 0.9.12'
+ gem 'creole', '~> 0.5.0'
+ gem 'wikicloth', '0.8.1'

debian/patches/series

@@ -8,6 +8,7 @@
 0340-relax-httparty.patch
 0400-Relax-recaptcha-version.patch
 0410-relax-dropzonejs-rails.patch
+0420-relax-rdoc.patch
 0500-set-webpack-root.patch
 0510-remove-dev-dependencies.patch
 0520-add-system-lib-path-for-webpack.patch