Enable CONFIG_I2C_MUX_PCA954x to support NXP PCA954x I2C switch devices.
This is required to access downstream I2C peripherals behind the M.2
slot multiplexer.
Test Plan:
PASS: Package builds correctly. Build of the modules succeeds for std
and rt.
PASS: Build ISO and install.
PASS: Check if modules are loaded correctly.
Story: 2011456
Task: 52714
Change-Id: I17804879b6803632f29c22f2a441b4e5e69595c1
Signed-off-by: Caio Felipe Cruz <caio.soaresdacruz@windriver.com>