ARM: dts: msm: Fix secondary USB controller device name on SDM845

This change fixes secondary USB controller device name. This is
required to allow disabling USB secondary controller otherwise
devicetree blob compilation fails showing error as duplicate
entries with input device tree.

Change-Id: Ica76c07eec42b8068670ed8ecb39783c8870c741
Signed-off-by: Mayank Rana <mrana@codeaurora.org>