updates iosxr modules to support socket (#21231)

* updates all iosxr modules to support persistent socket
* adds iosxr action plugin to connect to device
* adds exec_command() to iosxr shared module
* fixes iosxr_config and iosxr_template local action
* update all unit test cases
* adds base test module for iosxr module testing

lib/ansible/modules/network/iosxr/iosxr_system.py

@@ -126,26 +126,12 @@ commands:
   sample:
     - hostname iosxr01
     - ip domain-name eng.ansible.com
-start:
-  description: The time the job started
-  returned: always
-  type: str
-  sample: "2016-11-16 10:38:15.126146"
-end:
-  description: The time the job ended
-  returned: always
-  type: str
-  sample: "2016-11-16 10:38:25.595612"
-delta:
-  description: The time elapsed to perform all operations
-  returned: always
-  type: str
-  sample: "0:00:10.469466"
 """
 import re
 
-from ansible.module_utils.local import LocalAnsibleModule
+from ansible.module_utils.basic import AnsibleModule
 from ansible.module_utils.iosxr import get_config, load_config
+from ansible.module_utils.iosxr import iosxr_argument_spec, check_args
 
 def diff_list(want, have):
     adds = set(want).difference(have)
@@ -254,11 +240,15 @@ def main():
         state=dict(choices=['present', 'absent'], default='present')
     )
 
-    module = LocalAnsibleModule(argument_spec=argument_spec,
-                                supports_check_mode=True)
+    argument_spec.update(iosxr_argument_spec)
 
+    module = AnsibleModule(argument_spec=argument_spec,
+                           supports_check_mode=True)
 
-    result = {'changed': False}
+    warnings = list()
+    check_args(module, warnings)
+
+    result = {'changed': False, 'warnings': warnings}
 
     want = map_params_to_obj(module)
     have = map_config_to_obj(module)