Fix remaining RuboCop CI failures

Author: vipulnsward

lib/uploadcare.rb

@@ -3,9 +3,6 @@
 require 'zeitwerk'
 require 'faraday'
 
-module Uploadcare
-end
-
 require_relative 'uploadcare/cname_generator'
 
 module Uploadcare

lib/uploadcare/configuration.rb

@@ -60,8 +60,6 @@ def with(**options)
   end
 
   def to_h
-    DEFAULTS.keys.each_with_object({}) do |attribute, result|
-      result[attribute] = public_send(attribute)
-    end
+    DEFAULTS.keys.to_h { |attribute| [attribute, public_send(attribute)] }
   end
 end

lib/uploadcare/operations/multipart_upload.rb

@@ -116,8 +116,7 @@ def upload_parts_parallel(file, presigned_urls, part_size, threads, &block)
   end
 
   def run_parallel_worker(queue, file_path, part_size, total_size, total_parts, mutex, uploaded, errors, &block)
-    worker_file = ::File.open(file_path, 'rb')
-    begin
+    ::File.open(file_path, 'rb') do |worker_file|
       loop do
         job = queue.pop
         break if job.nil?
@@ -139,8 +138,6 @@ def run_parallel_worker(queue, file_path, part_size, total_size, total_parts, mu
       end
     rescue StandardError => e
       mutex.synchronize { errors << e }
-    ensure
-      worker_file.close
     end
   end
 end

spec/uploadcare/coverage_boost_spec.rb

@@ -287,6 +287,7 @@
     let(:handler_class) do
       Class.new do
         include Uploadcare::Internal::ThrottleHandler
+
         def config
           Uploadcare::Configuration.new(max_throttle_attempts: 2)
         end