Zygote: remove CAP_NET_RAW exception
Zygote: remove CAP_NET_RAW exception

As of system/core commit fe8135739c5a9195e74786205c077964ba4f9c44
and be341cc348257a07c68bcbfdc526835d49283329, ping no longer
needs special privileges. We don't need to special case it.

Change-Id: I533888dda964688eab6b562b60a99b5623174426

treadstoneproject/artinst,treadstoneproject/artinst,treadstoneproject/artinst,treadstoneproject/artinst,treadstoneproject/artinst