Apply RSpec/MetadataStyle cop.

Author: djberg96

spec/sys_filesystem_unix_spec.rb

@@ -10,7 +10,7 @@
 require 'sys-filesystem'
 require 'pathname'
 
-RSpec.describe Sys::Filesystem, :unix => true do
+RSpec.describe Sys::Filesystem, :unix do
   let(:linux)   { RbConfig::CONFIG['host_os'] =~ /linux/i }
   let(:bsd)     { RbConfig::CONFIG['host_os'] =~ /bsd|dragonfly/i }
   let(:darwin)  { RbConfig::CONFIG['host_os'] =~ /mac|darwin/i }

spec/sys_filesystem_windows_spec.rb

@@ -10,7 +10,7 @@
 require 'sys/filesystem'
 require 'pathname'
 
-RSpec.describe Sys::Filesystem, :windows => true do
+RSpec.describe Sys::Filesystem, :windows do
   let(:root) { 'C:/' }
 
   before do