Use http rather than git link for azure-storage branch

Authored-by: Seth Boyles <sboyles@pivotal.io>

Author: sethboyles

Gemfile

@@ -56,7 +56,7 @@ gem 'railties', '~> 6.1.4'
 # gem 'azure-storage', '0.14.0.preview' # https://github.com/Azure/azure-storage-ruby/issues/122
 gem 'bits_service_client', '~> 3.3', '>= 3.3.0'
 
-gem 'azure-storage-blob', git: 'git@github.com:sethboyles/azure-storage-ruby.git', branch: 'x-ms-blob-content-type-fix-1.1'
+gem 'azure-storage-blob', git: 'https://github.com/sethboyles/azure-storage-ruby.git', branch: 'x-ms-blob-content-type-fix-1.1'
 
 gem 'fog-aliyun'
 gem 'fog-aws'