Stop toggling nxapi (#28532)

* Stop toggling nxapi all the time

* Update failed_modules

* Restore nxapi state at each toggle

test/integration/targets/nxos_feature/tasks/nxapi.yaml

@@ -18,21 +18,8 @@
 - name: set test_items
   set_fact: test_items="{{ test_cases.files | map(attribute='path') | list }}"
 
-- name: enable nxapi
-  nxos_config:
-    lines:
-      - feature nxapi
-      - nxapi http port 80
-    provider: "{{ cli }}"
-
 - name: run test case
   include: "{{ test_case_to_run }} connection={{ nxapi }}"
   with_items: "{{ test_items }}"
   loop_control:
     loop_var: test_case_to_run
-
-- name: disable nxapi
-  nxos_config:
-    lines:
-      - no feature nxapi
-    provider: "{{ cli }}"