scsiata.cpp: usbjmicron_device: Fix SMART Status check for USB bridges
which always return 0x01.  Add JMicron specific error messages.

git-svn-id: https://svn.code.sf.net/p/smartmontools/code/trunk/smartmontools@3922 4ea69e1a-61f1-4043-bf83-b5c94c648137