Use alert set 1 unconditionally
Use alert set 1 unconditionally

The 'policy number' appears to be indicating a set rather
than a specific rule.  Since PEF from various manufacturers
tend to use alert set 1, use alert set 1 for now when creating
a new policy.

Change-Id: I646c81baa3167f3fc076140494f7e8e564e7c0bd

openstack/pyghmi,stackforge/pyghmi,openstack/pyghmi