removed rexml and upgraded webmock

Author: Bilal Al

splitclient-rb.gemspec

@@ -42,13 +42,12 @@ Gem::Specification.new do |spec|
   spec.add_development_dependency 'pry-nav', '~> 1.0'
   spec.add_development_dependency 'rake', '~> 13.0'
   spec.add_development_dependency 'rake-compiler', '~> 1.1'
-  spec.add_development_dependency 'rexml', '~> 3.3.9'
   spec.add_development_dependency 'rspec', '~> 3.10'
   spec.add_development_dependency 'rubocop', '1.28.2'
   spec.add_development_dependency 'simplecov', '~> 0.20'
   spec.add_development_dependency 'simplecov-json', '~> 0.2'
   spec.add_development_dependency 'timecop', '~> 0.9'
-  spec.add_development_dependency 'webmock', '~> 3.14'
+  spec.add_development_dependency 'webmock', '~> 3.24'
   spec.add_development_dependency 'webrick', '~> 1.8.2'
 
   spec.add_runtime_dependency 'bitarray', '~> 1.3'