Don't attempt to escalate ec2-api-manage privileges
Don't attempt to escalate ec2-api-manage privileges

Remove code which allowed ec2-api-manage to attempt to escalate
privileges so that configuration files can be read by users who
normally wouldn't have access, but do have sudo access.

Change-Id: I1ab7052fc117f064054e3127517da77598b6d27b
Closes-Bug:#1611171

openstack/ec2-api,stackforge/ec2-api,stackforge/ec2-api,openstack/ec2-api