Revert "sepolicy: Fix permissions for service.adb.tcp.port"

This reverts commit e4e39db689630d58342f33e0639d31bbb1e649d1.
Revert "vendor: add policies for netd"

This reverts commit fe12313251516fa540503c5436278ca28f8972af.
Revert "Allow SystemServer to set service.adb.tcp.* properties"

This reverts commit 1e102103bf35ef1c4a37e2f696883616749a6814.