snmpit_h3c module: Fix some typos/bugs.
snmpit_h3c module: Fix some typos/bugs.

LAG (portchannel) manipulation on the Moonshot and HP12910 works now.

nmc-probe/emulab-nome,nmc-probe/emulab-nome,nmc-probe/emulab-nome,nmc-probe/emulab-nome,nmc-probe/emulab-nome,nmc-probe/emulab-nome,nmc-probe/emulab-nome,nmc-probe/emulab-nome,nmc-probe/emulab-nome,nmc-probe/emulab-nome,nmc-probe/emulab-nome