Support Grape 1.4.0 (#796)

Author: thedanielhanke

CHANGELOG.md

@@ -7,6 +7,7 @@
 #### Fixes
 
 * Your contribution here.
+* [#796](https://github.com/ruby-grape/grape-swagger/pull/796): Support grape 1.4.0 - [@thedanielhanke](https://github.com/thedanielhanke).
 
 
 ### 1.1.0 (April 20, 2020)

grape-swagger.gemspec

@@ -14,7 +14,7 @@ Gem::Specification.new do |s|
   s.license     = 'MIT'
 
   s.required_ruby_version = '>= 2.4'
-  s.add_runtime_dependency 'grape', '~> 1.3.0'
+  s.add_runtime_dependency 'grape', '~> 1.3'
 
   s.files         = `git ls-files`.split("\n")
   s.test_files    = `git ls-files -- {test,spec}/*`.split("\n")