ARM: dts: msm: fix SID for USB ID interrupt on MSM8974Pro-AC

On 8974 Pro AC devices the USB ID lives on the MISC
peripheral on PM8941. The SID for this is 2 and not
0.

Fix this by changing the SID to the correct number
in the interrupt map of the qcom,ssusb node usb3.

CRs-Fixed: 536648
Change-Id: I063add1089467ffbfa66697cfdb207e5ae7c4613
Signed-off-by: David Keitel <dkeitel@codeaurora.org>