nxos_interface_ospf: Add bfd support (#56807)

* nxos_interface_ospf: Add bfd support

Add support for `bfd` state in `nxos_interface_ospf`

- Feature Pull Request

`nxos_interface_ospf`

* Fix pep issues

* sanity loop: syntax

* bfd states changed from T/F to enable/disable/default

* doc hdr fixes

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

@@ -5,19 +5,20 @@
 
 - set_fact: testint="{{ nxos_int1 }}"
 
-- name: "Setup - Disable feature OSPF"
-  nxos_feature: &disable
-    feature: ospf
+- name: Setup - Disable features
+  nxos_feature:
+    feature: "{{ item }}"
     provider: "{{ connection }}"
     state: disabled
+  loop: ['ospf', 'bfd']
   ignore_errors: yes
 
-- name: "Setup - Enable feature OSPF"
-  nxos_feature: &enable
-    feature: ospf
+- name: Setup - Enable features
+  nxos_feature:
+    feature: "{{ item }}"
     provider: "{{ connection }}"
     state: enabled
-  ignore_errors: yes
+  loop: ['ospf', 'bfd']
 
 - name: "Put interface into default state"
   nxos_config: &intdefault
@@ -51,6 +52,7 @@
       interface: "{{ nxos_int1|upper }}"
       ospf: 1
       area: 12345678
+      bfd: enable
       cost: 55
       passive_interface: true
       hello_interval: 15
@@ -99,6 +101,7 @@
       interface: "{{ testint }}"
       ospf: 1
       area: 12345678
+      bfd: default
       cost: default
       hello_interval: 10
       dead_interval: default
@@ -266,6 +269,7 @@
       interface: "{{ testint }}"
       ospf: 1
       area: 12345678
+      bfd: disable
       cost: 55
       passive_interface: true
       hello_interval: 15
@@ -282,22 +286,21 @@
 
   - assert: *false
 
-  - name: "Disable feature OSPF"
-    nxos_feature: *disable
+  always:
+  - name: Disable features
+    nxos_feature:
+      feature: "{{ item }}"
+      provider: "{{ connection }}"
+      state: disabled
+    loop: ['ospf', 'bfd']
     ignore_errors: yes
 
   - name: "Interface cleanup"
     nxos_config: *intdefault
-
-  rescue:
-  - name: "Disable feature OSPF"
-    nxos_feature: *disable
-
-  - name: "Interface cleanup"
-    nxos_config: *intdefault
+    ignore_errors: yes
 
   - name: "Remove port-channel and loopback ints"
     nxos_config: *removepcandlb
+    ignore_errors: yes
 
-  always:
   - debug: msg="END connection={{ ansible_connection }} nxos_interface_ospf sanity test"