Set routing feature enabled to default false and dump its status.

ag/5408510

We set HDMI_CEC_SWITCH_ENABLED to default false to avoid switching
behavior at device set up stage. It should be set to true when device is
ready to switch.

Bug:116850696
Test: local tested
Change-Id: I3d08c9757c2a604294dae34103222e482088aec0