Revert "misc: uidstat: Adding uid stat driver to collect network statistics."

This reverts commit 6b6d5fbf.

Change-Id: I5c64b6264e0d55a7ca16a72e31316e6329f2b842
CRs-Fixed: 1035969
Signed-off-by: Amit Pundir <amit.pundir@linaro.org>
Git-commit: ece28ad4
Git-repo: https://android.googlesource.com/kernel/common/


Signed-off-by: Bryse Flowers <bflowers@codeaurora.org>