Don't require rubocop/rspec/language/node_pattern

The node_pattern file has been removed from rubocop-rspec, and we should
no longer require it.

Also, the `RSpec/FilePath` has been split and `RSpec/SpecFilePathFormat`
can be configured to work instead.

.rubocop.yml

@@ -98,9 +98,6 @@ RSpec/ExampleLength:
     - heredoc
   Max: 11
 
-RSpec/FilePath:
-  Enabled: false
-
 RSpec/DescribeClass:
   Exclude:
     - spec/project/**/*.rb
@@ -184,6 +181,10 @@ RSpec/SkipBlockInsideExample:
   Enabled: true
 RSpec/SortMetadata:
   Enabled: true
+RSpec/SpecFilePathFormat:
+  Enabled: true
+  CustomTransform:
+    RSpecRails: rspec_rails
 RSpec/SpecFilePathSuffix:
   Enabled: true
 RSpec/SubjectDeclaration:

Gemfile

@@ -15,7 +15,7 @@ gem 'simplecov', '>= 0.19'
 gem 'yard'
 
 # TODO: Move to gemspec when RuboCop RSpec v3 is released.
-gem 'rubocop-rspec', '~> 2.27'
+gem 'rubocop-rspec', github: 'rubocop/rubocop-rspec', ref: '1a8e9cb8b044983c94d'
 
 local_gemfile = 'Gemfile.local'
 eval_gemfile(local_gemfile) if File.exist?(local_gemfile)

lib/rubocop-rspec_rails.rb

@@ -4,9 +4,6 @@
 require 'yaml'
 
 require 'rubocop'
-
-require 'rubocop/rspec/language/node_pattern'
-
 require 'rubocop/rspec/language'
 
 require_relative 'rubocop/rspec_rails/version'