Merge pull request #295 from oauth-xx/dependabot/bundler/rack-3.1.7

Update rack requirement from ~> 2.0 to ~> 3.1

Author: pboling

Gemfile.lock

@@ -75,7 +75,7 @@ GEM
       pry (>= 0.13, < 0.15)
     public_suffix (5.0.0)
     racc (1.8.1)
-    rack (2.2.14)
+    rack (3.1.15)
     rack-test (2.1.0)
       rack (>= 1.3)
     rainbow (3.1.1)
@@ -198,7 +198,7 @@ DEPENDENCIES
   overcommit (~> 0.58)
   pry
   pry-byebug
-  rack (~> 2.0)
+  rack (~> 3.1)
   rack-test
   rake (~> 13.0)
   redcarpet

oauth.gemspec

@@ -83,7 +83,7 @@ Thanks, |7eter l-|. l3oling
   spec.add_development_dependency("iconv")
   spec.add_development_dependency("minitest", "~> 5.15.0")
   spec.add_development_dependency("mocha")
-  spec.add_development_dependency("rack", "~> 2.0")
+  spec.add_development_dependency("rack", "~> 3.1")
   spec.add_development_dependency("rack-test")
   spec.add_development_dependency("rake", "~> 13.0")
   spec.add_development_dependency("rest-client")