ARM: dts: msm: add regulators and clk in icnss device node for sdm630

During recovery, there are cases where in WLAN driver running on
APPS can access WLAN copy engine register causing exceptions
because of WLAN hardware in reset state.

Add voltage regulator and clk in icnss device node to vote for WLAN
hardware resources by the icnss platform driver during WLAN recovery.

CRs-Fixed: 2029173
Change-Id: I00bbad40ee152c8dac187ff1f541e34b254589cb
Signed-off-by: Sarada Prasanna Garnayak <sgarna@codeaurora.org>