fix test typo nxos_lag_interfaces (#59710)

Signed-off-by: Trishna Guha <trishnaguha17@gmail.com>

test/integration/targets/nxos_lag_interfaces/tests/cli/overridden.yaml

@@ -27,13 +27,13 @@
       - '!min'
     gather_network_resources: lag_interfaces
 
-- name: Merged
+- name: Overridden
   nxos_lag_interfaces: &overridden
     config:
       - name: port-channel19
         members:
           - member: "{{ test_int3 }}"
-    state: merged
+    state: overridden
   register: result
 
 - assert: