fix rubocop Style/FileName cop

.rubocop_rubyzip.yml

@@ -129,11 +129,6 @@ Style/EmptyLinesAroundAccessModifier:
 Style/EmptyLinesAroundMethodBody:
   Enabled: false
 
-# Offense count: 1
-# Configuration parameters: Exclude.
-Style/FileName:
-  Enabled: false
-
 # Offense count: 1
 # Configuration parameters: EnforcedStyle, SupportedStyles.
 Style/FormatString:

Changelog.md

@@ -199,7 +199,7 @@ Zip::ZipFind.find traverses into zip archives too.
 ======
 Source reorganized. Added ziprequire, which can be used to load ruby
 modules from a zip file, in a fashion similar to jar files in
-Java. Added gtkRubyzip, another sample application. Implemented
+Java. Added gtk_ruby_zip, another sample application. Implemented
 ZipInputStream.lineno and ZipInputStream.rewind
 
 Bug fixes:

samples/example.rb

@@ -1,7 +1,7 @@
 #!/usr/bin/env ruby
 
 $: << '../lib'
-system('zip example.zip example.rb gtkRubyzip.rb')
+system('zip example.zip example.rb gtk_ruby_zip.rb')
 
 require 'zip'