power_profile: Move all wifi power values

Move over all wifi related power values to power_profile.xml from
config.xml. If these parameters are present in both the xml files, we
ignore the one in config.xml, else we fall back to config.xml value.

Also add wifi tx level battery consumption

BUG: 27227497
Change-Id: I331dcdf5694740b951298b61c3105952b884690a