DOC: ARC: update arc status page

We support ARCv3 HS6x SMP systems now - let's update the
status in the documentation.

Signed-off-by: Eugeniy Paltsev <[email protected]>
Signed-off-by: Evgeniy Paltsev <[email protected]>

Author: evgeniy-paltsev

doc/guides/arch/arc-support-status.rst

@@ -41,7 +41,7 @@ Legend:
 +---------------------------------------------------------------------+------------+-------------+--------+------------+
 | Hardware floating point unit (FPU)                                  | Y          | Y           | N      | TBD        |
 +---------------------------------------------------------------------+------------+-------------+--------+------------+
-| Symmetric multiprocessing (SMP) support, switch-based               | N/A        | Y           | TBD    | WIP        |
+| Symmetric multiprocessing (SMP) support, switch-based               | N/A        | Y           | TBD    | Y          |
 +---------------------------------------------------------------------+------------+-------------+--------+------------+
 | Hardware-assisted stack checking                                    | Y          | Y           | TBD    | N          |
 +---------------------------------------------------------------------+------------+-------------+--------+------------+