Clear cached requested video state

This CL accepts this AOSP CL: ag/64881150

Author: Ravi Paluri <rpaluri@codeaurora.org>
Bug: 64881150
Test: manual, ImsVideoTechTest
PiperOrigin-RevId: 173734014
Change-Id: Ibccc610c85c4bd06f34fc6bb057c356dd74f362d
2 files changed