Bump version to 2.8.0

Gemfile.lock

@@ -1,7 +1,7 @@
 PATH
   remote: .
   specs:
-    freddy (2.7.0)
+    freddy (2.8.0)
       bunny (~> 2.11)
       concurrent-ruby (~> 1.0)
       oj (~> 3.6)

lib/freddy/version.rb

@@ -1,5 +1,5 @@
 # frozen_string_literal: true
 
 class Freddy
-  VERSION = '2.7.0'
+  VERSION = '2.8.0'
 end

spec/freddy/freddy_spec.rb

@@ -9,12 +9,13 @@
 
   before do
     @bunny = Bunny.new(config)
-    @bunny.start()
+    @bunny.start
   end
 
-  after { @bunny.close }
-
-  after { freddy.close }
+  after do
+    @bunny.close
+    freddy.close
+  end
 
   def respond_to(&block)
     freddy.respond_to(destination, &block)
@@ -84,10 +85,10 @@ def respond_to(&block)
       queue = exclusive_subscribe do |_info, metadata, _payload|
         @metadata = metadata
       end
-      freddy.deliver(queue, payload, headers: {'foo' => 'bar'})
+      freddy.deliver(queue, payload, headers: { 'foo' => 'bar' })
 
       wait_for { @metadata }
-      expect(@metadata[:headers]).to include({'foo' => 'bar'})
+      expect(@metadata[:headers]).to include({ 'foo' => 'bar' })
     end
   end