Disable the snoop logger socket on user builds

See b/375056207 for additional context. The implementation
must pass a security review before the snoop logger socket
can be reenabled on user builds.

Bug: 375056207
Test: m com.android.bt
Flag: EXEMPT, minor change
Change-Id: Ia195f0590b42e7765365b4b2551039baa3149dcb