Update gc_ruboconfig requirement from ~> 4.4.1 to ~> 5.0.0 (#544)

* Update gc_ruboconfig requirement from ~> 4.4.1 to ~> 5.0.0

Updates the requirements on [gc_ruboconfig](https://github.com/gocardless/ruboconfig) to permit the latest version.
- [Release notes](https://github.com/gocardless/ruboconfig/releases)
- [Changelog](https://github.com/gocardless/gc_ruboconfig/blob/master/CHANGELOG.md)
- [Commits](gocardless/gc_ruboconfig@v4.4.1...v5.0.0)

---
updated-dependencies:
- dependency-name: gc_ruboconfig
  dependency-type: direct:development
...

Signed-off-by: dependabot[bot] <support@github.com>

* Fix violations and obsolete config

---------

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Tabby Cromarty <tcromarty@gocardless.com>

.rubocop_todo.yml

@@ -47,7 +47,7 @@ RSpec/ExpectInHook:
 # Offense count: 1
 # Configuration parameters: Include, CustomTransform, IgnoreMethods, SpecSuffixOnly.
 # Include: **/*_spec*rb*, **/spec/**/*
-RSpec/FilePath:
+RSpec/SpecFilePathFormat:
   Exclude:
     - 'spec/statesman/exceptions_spec.rb'
 

lib/statesman/guard.rb

@@ -6,7 +6,7 @@
 module Statesman
   class Guard < Callback
     def call(*args)
-      raise GuardFailedError.new(from, to, callback) unless super(*args)
+      raise GuardFailedError.new(from, to, callback) unless super
     end
   end
 end

statesman.gemspec

@@ -24,7 +24,7 @@ Gem::Specification.new do |spec|
 
   spec.add_development_dependency "ammeter", "~> 1.1"
   spec.add_development_dependency "bundler", "~> 2"
-  spec.add_development_dependency "gc_ruboconfig", "~> 4.4.1"
+  spec.add_development_dependency "gc_ruboconfig", "~> 5.0.0"
   spec.add_development_dependency "mysql2", ">= 0.4", "< 0.6"
   spec.add_development_dependency "pg", ">= 0.18", "<= 1.6"
   spec.add_development_dependency "rails", ">= 5.2"