tcpdump cannot be zipped into wlan logs when using tcpdump_logger
on-demand function is because tcpdump_logger doesn't have access
of wlan_logs folder.
Add related sepolicies to fix it.
Bug: 183467815
Test: 1. Set logger to wlan
2. Enable tcpdump_logger on-demand
3. Start logging
4. Stop logging
5. Pull wlan_logs
6. Check if tcpdump.pcap is zipped into the zip file
Change-Id: Ib1b6c8cbd4512acdbe756d11bfe6f540e16c8db6
Copy selinux policy for tcp dump binary from previous Pixel to support
TCP logging on P21 through PixelLogger.
Bug: 184777243
Test: Check PixelLogger TCP dump works.
Change-Id: Id958c8a3e6375a7aae569d6fc94deb9f8072b57b