Fix `Style/HashTransformValues` cop (#34416)

.rubocop_todo.yml

@@ -1,6 +1,6 @@
 # This configuration was generated by
 # `rubocop --auto-gen-config --auto-gen-only-exclude --no-offense-counts --no-auto-gen-timestamp`
-# using RuboCop version 1.75.1.
+# using RuboCop version 1.75.2.
 # The point is for the user to remove these configuration records
 # one by one as the offenses are removed from the code base.
 # Note that changes in the inspected code, or installation of new
@@ -58,12 +58,6 @@ Style/FormatStringToken:
 Style/GuardClause:
   Enabled: false
 
-# This cop supports unsafe autocorrection (--autocorrect-all).
-Style/HashTransformValues:
-  Exclude:
-    - 'app/serializers/rest/web_push_subscription_serializer.rb'
-    - 'app/services/import_service.rb'
-
 # Configuration parameters: AllowedMethods.
 # AllowedMethods: respond_to_missing?
 Style/OptionalBooleanParameter:

app/serializers/rest/web_push_subscription_serializer.rb

@@ -6,7 +6,7 @@ class REST::WebPushSubscriptionSerializer < ActiveModel::Serializer
   delegate :standard, to: :object
 
   def alerts
-    (object.data&.dig('alerts') || {}).each_with_object({}) { |(k, v), h| h[k] = ActiveModel::Type::Boolean.new.cast(v) }
+    (object.data&.dig('alerts') || {}).transform_values { |v| ActiveModel::Type::Boolean.new.cast(v) }
   end
 
   def server_key