ARM: dts: msm: Update audio related device nodes for SDM439 CDP

Update drive strengths as per HW requirement to 16mA to fix
recording issue on SDM439 CDP platform.
Also, add property to detect headset on SDM439 platforms.

Change-Id: Icb7492c7c94761326e5a4149f34ab04b5dac6999
Signed-off-by: Vaishnavi Kommaraju <vkommara@codeaurora.org>