In python 3, all strings are considered as unicode string.
This patch drops the explicit unicode literal (u'...')
or (u"..") appearances from the unicode strings.
Note: The scope of the patch is to drop unicode literal prefix
from python source code files, documentation and comment are overlook.
Co-Authored-By: Manpreet Kaur kaurmanpreet2620@gmail.com
Change-Id: I5316037871109838a03ff4561b7b38dcc56bc447