Fix some rubocop issues

Author: elia

.rubocop_todo.yml

@@ -105,7 +105,7 @@ RSpec/BeforeAfterAll:
 
 # Offense count: 5
 # This cop supports safe autocorrection (--autocorrect).
-RSpec/Capybara/CurrentPathExpectation:
+Capybara/CurrentPathExpectation:
   Exclude:
     - 'spec/features/admin/sign_in_spec.rb'
     - 'spec/features/sign_in_spec.rb'
@@ -221,7 +221,6 @@ RSpec/InstanceVariable:
     - 'spec/controllers/spree/admin/user_passwords_controller_spec.rb'
     - 'spec/controllers/spree/user_passwords_controller_spec.rb'
     - 'spec/controllers/spree/user_registrations_controller_spec.rb'
-    - 'spec/controllers/spree/user_sessions_controller_spec.rb'
     - 'spec/features/admin/sign_in_spec.rb'
     - 'spec/features/checkout_spec.rb'
     - 'spec/features/sign_in_spec.rb'

spec/controllers/spree/admin/user_sessions_controller_spec.rb

@@ -3,19 +3,17 @@
 RSpec.describe Spree::Admin::UserSessionsController, type: :controller do
   let(:user) { create(:user, password: 'secret') }
 
-  before { @request.env['devise.mapping'] = Devise.mappings[:spree_user] }
+  before { @request.env['devise.mapping'] = Devise.mappings[:spree_user] } # rubocop:disable RSpec/InstanceVariable
 
   it "redirects to the admin root after signing in with no stored location" do
     get :new
 
-    post(:create,
-      params: {
-        spree_user: {
-          email: user.email,
-          password: 'secret'
-        },
-      }
-    )
+    post(:create, params: {
+      spree_user: {
+        email: user.email,
+        password: 'secret'
+      },
+    })
 
     expect(response).to redirect_to spree.admin_path
   end

spec/controllers/spree/user_sessions_controller_spec.rb

@@ -3,22 +3,20 @@
 RSpec.describe Spree::UserSessionsController, type: :controller do
   let(:user) { create(:user) }
 
-  before { @request.env['devise.mapping'] = Devise.mappings[:spree_user] }
+  before { @request.env['devise.mapping'] = Devise.mappings[:spree_user] } # rubocop:disable RSpec/InstanceVariable
 
   context "#create" do
     let(:format) { :html }
     let(:password) { 'secret' }
 
     subject do
-      post(:create,
-        params: {
-          spree_user: {
-            email: user.email,
-            password: password
-          },
-          format: format
-        }
-      )
+      post(:create, params: {
+        spree_user: {
+          email: user.email,
+          password: password
+        },
+        format: format
+      })
     end
 
     context "when using correct login information" do