Update rake to version 12.3.2

Author: depfu[bot]

mac_setup.gemspec

@@ -21,7 +21,7 @@ Gem::Specification.new do |spec|
   spec.require_paths = ["lib"]
 
   spec.add_development_dependency "bundler", "~> 1.10"
-  spec.add_development_dependency "rake", "~> 10.0"
+  spec.add_development_dependency "rake", "~> 12.3"
   spec.add_development_dependency "rspec"
   spec.add_development_dependency "rubocop", "~> 0.34.2"
   spec.add_development_dependency "rubocop-rspec"