aospa: sepolicy: Allow system_server to set tethering properties
01-17 09:56:57.302 1 1 W /system/bin/init: type=1107 audit(0.0:10515): uid=0 auid=4294967295 ses=4294967295 subj=u:r:init:s0 msg='avc: denied { set } for property=persist.device_config.tethering.bpf_net_maps_enable_java_bpf_map pid=1427 uid=1000 gid=1000 scontext=u:r:system_server:s0 tcontext=u:object_r:default_prop:s0 tclass=property_service permissive=0'
01-17 09:56:57.306 1427 1972 W libc : Unable to set property "persist.device_config.tethering.bpf_net_maps_enable_java_bpf_map" to "0": error code: 0x18
Change-Id: Ifdea5944db915748396de1d6f2c71b2a57dfe2f4
81ca068a6c