ARM: dts: msm: add regulators and clk in icnss device node for sdm660

ARM: dts: msm: add regulators and clk in icnss device node for sdm660

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: 2029102
Change-Id: Iba785acc391fb56ea068199598ddc14d20bb3481
Signed-off-by: Sarada Prasanna Garnayak <sgarna@codeaurora.org>