removed duplicate/dead code since AWS session setup was moved to getAWSSession()
removed duplicate/dead code since AWS session setup was moved to getAWSSession()

mmmorris1975/aws-runas,mmmorris1975/aws-runas,mmmorris1975/aws-runas,mmmorris1975/go-aws-runas,mmmorris1975/aws-runas,mmmorris1975/aws-runas