Revert "By default, turn on signal strength update in power save mode."

This reverts commit cbd29712a934ba1d29b5c5de6a48b22c976e4b8a.

Reason for revert:
No need for a config. We don't ever want to disable signal strength update in power save mode.

Bug: 69644626
Change-Id: I0a7bf991c36076b0eceb816eed1b1bf7434c1d3d
2 files changed