[build] Declare rack dependency slightly more consistently

There was no 2.3, so this is moot, however it's clearer with later rack versions if we make this more consistent

Author: chadlwilson

.github/workflows/maven.yml

@@ -10,7 +10,7 @@ env:
   # Default versions for canonical release build
   DEFAULT_JAVA_VERSION: '8'
   DEFAULT_JRUBY_VERSION: '9.4.13.0' # Should match pom.xml <jruby.version> property (AND a version inside the test matrix)
-  DEFAULT_RACK_VERSION: '~> 2.2' # Should match Gemfile (AND a version inside the test matrix)
+  DEFAULT_RACK_VERSION: '~> 2.2.0' # Should match Gemfile (AND a version inside the test matrix)
 
 jobs:
   build:
@@ -21,7 +21,7 @@ jobs:
       matrix:
         jruby_version: [ '9.4.13.0', '10.0.2.0' ]
         java_version: [ '8', '11', '17', '21' ]
-        rack_version: [ '~> 2.2' ]
+        rack_version: [ '~> 2.2.0' ]
         exclude:
           - jruby_version: '10.0.2.0'
             java_version: '8'  # JRuby 10 requires Java 21

Gemfile

@@ -4,7 +4,7 @@ group :default do
   if rack_version = ENV['RACK_VERSION']
     gem 'rack', rack_version
   else
-    gem 'rack', '~> 2.2'
+    gem 'rack', '~> 2.2.0'
   end
 end
 

Gemfile.lock

@@ -32,6 +32,6 @@ PLATFORMS
 
 DEPENDENCIES
   appraisal
-  rack (~> 2.2)
+  rack (~> 2.2.0)
   rake (~> 13.3)
   rspec

examples/camping/Gemfile

@@ -1,6 +1,6 @@
 source 'https://rubygems.org'
 
-gem 'rack', '~> 2.2'
+gem 'rack', '~> 2.2.0'
 gem 'rackup'
 gem 'camping', '< 3'
 gem 'markaby'

examples/camping/Gemfile.lock

@@ -40,7 +40,7 @@ DEPENDENCIES
   camping (< 3)
   jruby-jars (< 10)
   markaby
-  rack (~> 2.2)
+  rack (~> 2.2.0)
   rackup
   warbler!
 

src/spec/ruby/jruby/rack/integration_spec.rb

@@ -157,7 +157,7 @@ def base_path
       end
       after(:all) { restore_rails }
 
-      it "loaded rack ~> 2.2" do
+      it "loaded rack ~> 2.2.0" do
         @runtime = @rack_factory.getApplication.getRuntime
         should_eval_as_not_nil "defined?(Rack.release)"
         should_eval_as_eql_to "Rack.release.to_s[0, 3]", '2.2'