fix nxos_l2_interface tests for fretta (#37086) (#37101)

(cherry picked from commit b7bc61c7df)

test/integration/targets/nxos_l2_interface/tests/common/agg.yaml

@@ -27,6 +27,10 @@
     state: absent
     provider: "{{ connection }}"
 
+- name: Sleep for 2 seconds on Fretta Platform
+  wait_for: timeout=2
+  when: platform is match("N9K-F")
+
 - block:
   - name: Configure interface for access_vlan aggregate
     nxos_l2_interface: &conf_agg
@@ -40,6 +44,10 @@
       that:
         - "result.changed == true"
 
+  - name: Sleep for 2 seconds on Fretta Platform
+    wait_for: timeout=2
+    when: platform is match("N9K-F")
+
   - name: Configure interface for access_vlan aggregate(Idempotence)
     nxos_l2_interface: *conf_agg
     register: result
@@ -61,6 +69,10 @@
       that:
         - "result.changed == true"
 
+  - name: Sleep for 2 seconds on Fretta Platform
+    wait_for: timeout=2
+    when: platform is match("N9K-F")
+
   - name: Remove interface aggregate(Idempotence)
     nxos_l2_interface: *rm_agg
     register: result

test/integration/targets/nxos_l2_interface/tests/common/sanity.yaml

@@ -45,6 +45,10 @@
       that:
         - "result.changed == true"
 
+  - name: Sleep for 2 seconds on Fretta Platform
+    wait_for: timeout=2
+    when: platform is match("N9K-F")
+
   - name: "access vlan Idempotence"
     nxos_l2_interface: *acc_vl
     register: result