fix --excluded of meter-label-rule-create is not working

rule['excluded'] is boolean type, should not be compared with 'true'

Closes-Bug: #1248002
Change-Id: Ie78c307ede1f7124c58354825a411474ff6c1234
Imported Translations from Transifex

Change-Id: I769916f88b706074abc5ee0c8bc6806d26af09f0
Merge "fix --excluded of meter-label-rule-create is not working"