ASoC: Intel: Skylake: fix spelling mistake: "allocationf" -> "allocation"

Trivial fix to spelling mistake in dev_err message.

Signed-off-by: Colin Ian King <colin.king@canonical.com>
Acked-by: Vinod Koul <vinod.koul@intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>