ASoC: wcd: perform trim for only 1.0 HW

PMIC 1.0 hardwares need trimming of 2.2k internal resisitor.
From 2.0 HW trimming is expected to be done at Factory.
So perform trim only for 1.0 HW.

CRs-Fixed: 691749
Change-Id: Ia765962da68ece20770db24b88ce3fde6ecda104
Signed-off-by: Yeleswarapu Nagaradhesh <nagaradh@codeaurora.org>