[RFC PATCH 2/7] dt-bindings: riscv: add Ssdbltrp ISA extension description

[Ved Shanbhogue]

Conor Dooley wrote:
>Usually I'd just not ack the RFC patches, but I do at least check how
>far they might be from frozen before I move on, The jira for this one
>says "Actual ARC Freeze Approval:	18/Apr/24", which made me think
>a freeze was gonna happen soon.

Yes, should happen soon - expected by 5/4. 

regards
ved