Fix key in credentials output
Fix key in credentials output

jnewbigin/ec2metaproxy,jnewbigin/ec2metaproxy,dump247/ec2metaproxy,dump247/docker-ec2-metadata,dump247/ec2metaproxy,dump247/docker-ec2-metadata,codeactual/ec2metaproxy,codeactual/ec2metaproxy