Use minimal Rubocop.yml

Author: mamhoff

.rubocop.yml

@@ -1,86 +1,2 @@
 require:
   - solidus_dev_support/rubocop
-
-AllCops:
-  NewCops: disable
-  TargetRubyVersion: '3.0'
-  Exclude:
-    - sandbox/**/*
-    - dummy-app/**/*
-    - spec/dummy/**/*
-    - vendor/bundle/**/*
-
-Layout/FirstArgumentIndentation:
-  EnforcedStyle: consistent
-
-Layout/FirstArrayElementIndentation:
-  EnforcedStyle: consistent
-
-Layout/FirstHashElementIndentation:
-  EnforcedStyle: consistent
-
-Layout/MultilineMethodCallIndentation:
-  EnforcedStyle: indented
-
-Naming/VariableNumber:
-  Enabled: false
-
-# We use this extensively, the alternatives are not viable or desirable.
-RSpec/AnyInstance:
-  Enabled: false
-
-# No need to make the code more complex for no real gain.
-RSpec/MessageSpies:
-  Enabled: false
-
-# Let's consider legitimate to have multiple expectations within an example.
-RSpec/MultipleExpectations:
-  Enabled: false
-
-# Allow to use subject as is, no big deal.
-RSpec/NamedSubject:
-  Enabled: false
-
-# Let's set this to some really exagerate value.
-RSpec/NestedGroups:
-  Max: 8
-
-# We don't use the FactoryBot mixin
-RSpec/FactoryBot/SyntaxMethods:
-  Enabled: false
-
-RSpec/VerifiedDoubles:
-  # Sometimes you really need an "anything" double
-  IgnoreSymbolicNames: true
-
-Style/FrozenStringLiteralComment:
-  Exclude:
-    - spec/**/*
-    - db/migrate/**/*
-    - bin/**/*
-
-Style/ExplicitBlockArgument:
-  Exclude:
-    - lib/solidus_braintree/request_protection.rb
-
-Rails/SkipsModelValidations:
-  Exclude:
-    - db/migrate/**/*
-
-Rails/ReflectionClassName:
-  Exclude:
-    - app/models/solidus_braintree/customer.rb
-    - app/models/solidus_braintree/source.rb
-
-RSpec/MultipleMemoizedHelpers:
-  Exclude:
-    - spec/models/solidus_braintree/transaction_import_spec.rb
-    - spec/models/solidus_braintree/response_spec.rb
-    - spec/models/solidus_braintree/gateway_spec.rb
-    - spec/controllers/solidus_braintree/client_tokens_controller_spec.rb
-    - spec/system/frontend/braintree_credit_card_checkout_spec.rb
-    - spec/system/frontend/paypal_checkout_spec.rb
-
-Rails/ApplicationRecord:
-  Exclude:
-    - db/migrate/*