chore: update faraday dependency range (#432)

Author: chloelbn

algolia.gemspec

@@ -35,7 +35,7 @@ Gem::Specification.new do |spec|
   spec.add_development_dependency 'rake'
   spec.add_development_dependency 'rubocop', '<= 0.82.0'
 
-  spec.add_dependency 'faraday', '~> 0.15'
+  spec.add_dependency 'faraday', ['>= 0.15', '< 2.0']
   spec.add_dependency 'multi_json', '~> 1.0'
   spec.add_dependency 'net-http-persistent'