manifest: Update sdk-connectedhomeip revision (auto-manifest PR)

Automatically created by action-manifest-pr GH action from PR:
nrfconnect/sdk-connectedhomeip#719

Signed-off-by: Nordic Builder <pylon@nordicsemi.no>

Author: NordicBuilder

west.yml

@@ -159,7 +159,7 @@ manifest:
     - name: matter
       repo-path: sdk-connectedhomeip
       path: modules/lib/matter
-      revision: 6d8ea97f38836957651f4d976d1d9fa304489fbe
+      revision: pull/719/head
       west-commands: scripts/west/west-commands.yml
       submodules:
         - name: nlio