audit: audit_dummy_context can be boolean
audit: audit_dummy_context can be boolean

This patch makes audit_dummy_context return bool due to this
particular function only using either one or zero as its return
value.

No functional change.

Signed-off-by: Yaowei Bai <d469e57429c50a2c14d8f9c62453b78f8cea7872@163.com>
[PM: subject line tweak]
Signed-off-by: Paul Moore <88a1d58bf22a647dce58dd91f9595600dceabba9@redhat.com>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs