Move to gemspec

Author: sue445

Gemfile

@@ -4,7 +4,3 @@ source "https://rubygems.org"
 
 # Specify your gem's dependencies in ruby_header_parser.gemspec
 gemspec
-
-gem "rake", "~> 13.0"
-
-gem "rspec", "~> 3.0"

ruby_header_parser.gemspec

@@ -36,6 +36,8 @@ Gem::Specification.new do |spec|
   # Uncomment to register a new dependency of your gem
   # spec.add_dependency "example-gem", "~> 1.0"
 
+  spec.add_development_dependency "rake"
+  spec.add_development_dependency "rspec"
   spec.add_development_dependency "rspec-its"
   spec.add_development_dependency "rspec-parameterized"
   spec.add_development_dependency "rspec-temp_dir"