doc: ARC: release notes: typo fix

Typo fix.

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

Author: evgeniy-paltsev

doc/releases/release-notes-3.4.rst

@@ -564,7 +564,7 @@ Boards & SoC Support
 
 * Made these changes for ARC boards:
 
-  * Added ARC MWDT toolchain support inforto qemu_arc_hs
+  * Added ARC MWDT toolchain support for qemu_arc_hs
   * Improved emsdp platform support:
 
     * Added DFSS driver support