Add Group membership command when implemented Issue #11077

[todo]

connectedhomeip/src/app/tests/suites/TestGroupMessaging.yaml

Lines 24 to 34 in 9317ec0

	# command: "TODO"
	- label: "Group Write Attribute"
	command: "writeAttribute"
	attribute: "location"
	disabled: true
	groupId: "1234"
	arguments:
	value: "us"
	- label: "Read back Attribute"

---

This issue was generated by todo based on a TODO comment in 9317ec0 when #11808 was merged. cc @jepenven-silabs.

[carol-apple]

This is a dupe of #11864