msm8226-common: Remove CDMA overlay options

* GSM phones should not be seeing these.

Conflicts:
	overlay/packages/services/Telephony/res/values/network_modes.xml

	deleted:    overlay/packages/apps/Phone
	deleted:    overlay/packages/services/Telephony/res/values/config.xml
	deleted:    overlay/packages/services/Telephony/res/values/network_modes.xml

Change-Id: I1a9c885ca2618f5396a1daab5db7366df9825795
	deleted:    overlay/packages/apps/Phone
	deleted:    overlay/packages/services/Telephony/res/values/config.xml
	deleted:    overlay/packages/services/Telephony/res/values/network_modes.xml