Fix wrong pin number for I2S_LRCLK in voice pinouts.
Fix wrong pin number for I2S_LRCLK in voice pinouts.

Change-Id: I90264630e6ebc30bcb5730d41fe51b5ea35d20f6

google/aiyprojects-raspbian,google/aiyprojects-raspbian,google/aiyprojects-raspbian,google/aiyprojects-raspbian,google/aiyprojects-raspbian