Fixes Netconf_config single parameter bug (#56138)

* Fixes Netconf_config single parameter bug
Fixes 56022

fixed get_config to not require multiple parameters to just run a backup

* Add Integration test for netconf_config
Associated with #56022

tests backup through netconf only using one parameter.

* Added debug to the begin and end of file

* Fix formatting of save config.  #56022

* removed blank line at end: #56022

test/integration/targets/netconf_config/tests/iosxr/basic.yaml

@@ -0,0 +1,13 @@
+---
+- debug: msg="START netconf_config iosxr/basic.yaml on connection={{ ansible_connection }}"
+
+- name: save config test
+  netconf_config:
+    backup: yes
+  register: result
+
+- assert:
+    that:
+      - "'backup_path' in result"
+
+- debug: msg="END netconf_config iosxr/basic.yaml on connection={{ ansible_connection }}"

test/integration/targets/netconf_config/tests/junos/basic.yaml

@@ -52,4 +52,13 @@
     lines:
     - delete system syslog file test_netconf_config
 
+- name: save config
+  netconf_config:
+    backup: yes
+    register: result
+
+- assert:
+    that:
+      - "'backup_path' in result"
+
 - debug: msg="END netconf_config junos/basic.yaml on connection={{ ansible_connection }}"