Remove stale comment from ARL example (project-chip#37321)

ExampleAccessRestrictionProvider.h had a comment referring to an
event from a development iteration that was incorrect.

Co-authored-by: Andrei Litvin <andy314@gmail.com>

examples/platform/linux/ExampleAccessRestrictionProvider.h

@@ -39,7 +39,7 @@ class ExampleAccessRestrictionProvider : public AccessRestrictionProvider
 protected:
     CHIP_ERROR DoRequestFabricRestrictionReview(const FabricIndex fabricIndex, uint64_t token, const std::vector<Entry> & arl)
     {
-        // this example simply removes all restrictions and will generate AccessRestrictionEntryChanged events
+        // this example simply removes all restrictions when a review command is received
         Access::GetAccessControl().GetAccessRestrictionProvider()->SetEntries(fabricIndex, std::vector<Entry>{});
 
         chip::app::Clusters::AccessControl::Events::FabricRestrictionReviewUpdate::Type event{ .token       = token,