msm: kgsl: Vote for new IRQ specific QoS request

The current vote applies to all CPUs and hence may have power
impact, especially when there are more number of CPUs. The new
IRQ specific QoS request shall update the vote only for one
CPU to which the IRQ's smp_affinity attribute is set to.

Change-Id: Ib765da41d11289509b29b76cd9fd1a370c6bcf59
Signed-off-by: Ananta Kishore K <akollipa@codeaurora.org>
Signed-off-by: Sunil Khatri <sunilkh@codeaurora.org>