peregrine: Use msm8226-common repo

* Remove extra init scripts
* Use nested cm.dependencies
* Remove extra makefiles
* Add device specific WCNSS NV
* Add setup-makefiles.sh, extract-files.sh
peregrine: Set default network mode to LTE preferred
peregrine: Remove world_phone

* This isn't a CDMA device, don't treat it as such.
peregrine: Correctly set storage overlay