[ci skip] Removing debug puts from spec

Author: edmocosta

spec/unit/outputs/elasticsearch_ssl_spec.rb

@@ -181,7 +181,6 @@
       let(:settings) { super().reject { |k| "ssl_key".eql?(k) } }
 
       it "should raise a configuration error" do
-        puts settings
         expect { subject.register }.to raise_error(LogStash::ConfigurationError, /You must set both "ssl_certificate" and "ssl_key"/)
       end
     end