IOS-XR NetConf and Cliconf plugin work (#33332)

*  - Netconf plugin addition for iosxr
 - Utilities refactoring to support netconf and cliconf
 - iosx_banner refactoring for netconf and cliconf
 - Integration testcases changes to accomodate above changes

* Fix sanity failures, shippable errors and review comments

* fix pep8 issue

* changes run_command method to send specific command args

* - Review comment fixes
- iosxr_command changes to remove ComplexDict based command_spec

* - Move namespaces removal method from utils to netconf plugin

* Minor refactoring in utils and change in deprecation message

* rewrite build_xml logic and import changes for new utils dir structure

* - Review comment changes and minor changes to documentation

* * refactor common code and docs updates

test/integration/targets/iosxr_user/tests/cli/basic.yaml

@@ -5,12 +5,14 @@
       - no username ansibletest1
       - no username ansibletest2
       - no username ansibletest3
+    provider: "{{ cli }}"
 
 - name: Create user (SetUp)
   iosxr_user:
     name: ansibletest1
     configured_password: test
     state: present
+    provider: "{{ cli }}"
   register: result
 
 - assert:
@@ -25,6 +27,7 @@
     configured_password: test
     update_password: always
     state: present
+    provider: "{{ cli }}"
   register: result
 
 - assert:
@@ -39,6 +42,7 @@
     configured_password: test
     update_password: on_create
     state: present
+    provider: "{{ cli }}"
   register: result
 
 - assert:
@@ -53,6 +57,7 @@
     update_password: on_create
     group: sysadmin
     state: present
+    provider: "{{ cli }}"
   register: result
 
 - assert:
@@ -68,6 +73,7 @@
     update_password: on_create
     group: sysadmin
     state: present
+    provider: "{{ cli }}"
   register: result
 
 - assert:
@@ -83,6 +89,7 @@
     configured_password: test
     state: present
     group: sysadmin
+    provider: "{{ cli }}"
   register: result
 
 - assert:
@@ -103,6 +110,7 @@
     configured_password: test
     state: present
     group: sysadmin
+    provider: "{{ cli }}"
   register: result
 
 - assert:
@@ -122,6 +130,7 @@
     update_password: on_create
     state: present
     group: sysadmin
+    provider: "{{ cli }}"
   register: result
 
 - assert:
@@ -136,6 +145,7 @@
       - name: ansibletest2
       - name: ansibletest3
     state: absent
+    provider: "{{ cli }}"
   register: result
 
 - assert:
@@ -150,6 +160,7 @@
       - name: ansibletest2
       - name: ansibletest3
     state: absent
+    provider: "{{ cli }}"
   register: result
 
 - assert: