ASoC: Intel: Skylake: Move up pipe mem free

The MCPS is freed first thing in pmd events but non memory. So if
we face error during teardown we leak this mem, so move the code
up

Signed-off-by: Jeeja KP <jeeja.kp@intel.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>