arm64: dts: ti: k3-am62a7-sk: Enable audio on AM62A

Add nodes for audio codec and sound card, enable the audio serializer
(McASP1) under use and update pinmux.

Reviewed-by: Jayesh Choudhary <j-choudhary@ti.com>
Reviewed-by: Devarsh Thakkar <devarsht@ti.com>
Link: https://www.ti.com/lit/zip/sprr459


Signed-off-by: Jai Luthra <j-luthra@ti.com>
Link: https://lore.kernel.org/r/20231003-mcasp_am62a-v3-5-2b631ff319ca@ti.com


Signed-off-by: Vignesh Raghavendra <vigneshr@ti.com>