Remove duplicated sysprop

persist.data.netmgrd.qos.enable was set twice.
Removing the duplication.

Bug: 117892318
Test: m
Merged-In: I3682a2cc5d35cb34977fd9aa9d7c03765bdfbe6a
(cherry picked from commit a38522744cff90d92b2183c0b7ba27c8aff952a1)
Change-Id: I3682a2cc5d35cb34977fd9aa9d7c03765bdfbe6a
1 file changed