nxos: merge nxapi/cli tests - config, bgp_neighbor, command, bgp_af (#28235)

* refactor nxos_bgp_af

* refactor nxos_bgp_neighbor

* refactor nxos_command

* refactor nxos_config

* removed accidental file

test/integration/targets/nxos_config/tests/common/src_basic.yaml

@@ -0,0 +1,40 @@
+---
+- debug: msg="START {{ connection.transport }}/src_basic.yaml"
+
+- name: setup
+  nxos_config:
+    commands:
+      - no description
+      - no shutdown
+    parents:
+      - interface Ethernet2/5
+    match: none
+    provider: "{{ connection }}"
+
+- name: configure device with config
+  nxos_config:
+    src: basic/config.j2
+    defaults: yes
+    provider: "{{ connection }}"
+  register: result
+
+- assert:
+    that:
+      - "result.changed == true"
+# https://github.com/ansible/ansible-modules-core/issues/4807
+      - "result.updates is defined"
+
+- name: check device with config
+  nxos_config:
+    src: basic/config.j2
+    defaults: yes
+    provider: "{{ connection }}"
+  register: result
+
+- assert:
+    that:
+      - "result.changed == false"
+# https://github.com/ansible/ansible-modules-core/issues/4807
+      - "result.updates is not defined"
+
+- debug: msg="END {{ connection.transport }}/src_basic.yaml"