ARM: dts: msm: Add clocks required for modem PIL on MSMCOBALT

We are currently missing some clocks which are required by the
modem PIL driver to bring modem out of reset on MSMCOBALT. Add
them in the clock header.

Change-Id: Ia2c6de325100118df0e98d6756ddac9383352769
Signed-off-by: Deepak Katragadda <dkatraga@codeaurora.org>