ARM: dts: msm: set proper Q6 version for sdxhedgehog

sdxhedgehog uses v62.1.4 version of Q6, update mss node
for sdxhedgehog with proper version.

Change-Id: I87a47f1dd4dafbf4c3e3b9a1ef286e5fb1e662ee
Signed-off-by: Satya Durga Srinivasu Prabhala <satyap@codeaurora.org>