qc-netmgr: Updated conf to start/stop on qrtr service

Start/stop qc-netmgr based on qrtr-service-added/qrtr-service-removed.
As per QC we need to restart modemmanager when we start qc-netmgr.

BUG=b:163333709, b:172173518
TEST=cros deploy ${DUT} qc-netmgr && reboot

Cq-Depend: chromium:2582515
Change-Id: Ic37c25c1f0ec6dd7c708d39830800cf5f9f74e7e
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/overlays/chromiumos-overlay/+/2352620
Tested-by: Madhav . <madhavadas@google.com>
Commit-Queue: Madhav . <madhavadas@google.com>
Reviewed-by: Madhav . <madhavadas@google.com>
Reviewed-by: Eric Caruso <ejcaruso@chromium.org>
Reviewed-by: Pavan Holla <pholla@google.com>
2 files changed