ARM: dts: msm: Add GDSC and dummy clocks support for Trinket

Add dummy clock device nodes for all clock controllers present on
Trinket. Also add the required GDSCs present on Trinket and enable
them for the clients to be able to request for the phandle.

Change-Id: Ic94887a0dee1e45ead4f4be93611fb1e59c834d7
Signed-off-by: Odelu Kukatla <okukatla@codeaurora.org>