When user programs a non-zero scan count(say N), after receiving N
samples Spectral scan is supposed to be stopped. This change keeps track
of number of Spectral reports received from target and stops the
Spectral scan when programmed number of samples arrives at host.
CRS-Fixed: 2764935
Change-Id: Ibea0eeece4577fd6e0da302716869b05c900f917