ARM: dts: msm: Fix clock-gcc build warnings for MSM8937

Compiler warnings for #address-cells and #size-cells properties are
thrown,  so fix the same in the clock-gcc node.

CRs-Fixed: 970265
Change-Id: I9d9f2df748280ada02fd0f3cbf39dcef8b372d0e
Signed-off-by: Odelu Kukatla <okukatla@codeaurora.org>