ARM: dts: Enable PCNOC_USB3_CLK for QCS405

USB30_MASTER_CLK has a dependency on PCNOC_USB3_CLK
and it needs to be enabled for master clock to be
turned on. So, enable PCNOC_USB3_CLK before
enabling the core clock.

Change-Id: I983b61646d35cd612fb97145190f25cffc6d7ad8
Signed-off-by: Sriharsha Allenki <sallenki@codeaurora.org>