Implements Azure Monitor Pipelines (pipelineGroups) az cli module (#9814)

* Implements Azure Monitor Pipelines (pipelineGroups) az cli module.

Work item:
https://msazure.visualstudio.com/One/_workitems/edit/37636571

* Update src/monitor-pipeline-group/azext_monitor_pipeline_group/aaz/latest/monitor/pipeline_group/_create.py

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Update aaz-dev tool and update the generated code

---------

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

Author: andborja

src/monitor-pipeline-group/HISTORY.rst

@@ -3,6 +3,10 @@
 Release History
 ===============
 
+1.0.0
+++++++
+* Update API version to 2026-04-01 (stable)
+
 1.0.0b2
 ++++++
 * Update API version to 2024-10-01-preview

src/monitor-pipeline-group/README.md

@@ -11,7 +11,7 @@ az extension add --name monitor-pipeline-group
 #### pipeline-group
 ##### Create
 ```
-az monitor pipeline-group create --resource-group "myResourceGroup" --location "eastus" --name "myPipeline" --exporters @exporters.json --processors @processors.json --receivers @receivers.json --service @service.json --network-config [] --replicas 1 --extended-location @extendedLocation.json
+az monitor pipeline-group create --resource-group "myResourceGroup" --location "eastus" --name "myPipeline" --exporters @exporters.json --processors @processors.json --receivers @receivers.json --service @service.json --replicas 1 --extended-location @extendedLocation.json
 ```
 ##### Show
 ```

src/monitor-pipeline-group/azext_monitor_pipeline_group/aaz/latest/monitor/pipeline_group/__cmd_group.py

@@ -15,7 +15,7 @@
     "monitor pipeline-group",
 )
 class __CMDGroup(AAZCommandGroup):
-    """Manage Pipeline Groups
+    """Manage Azure Monitor Pipelines
     """
     pass
 

src/monitor-pipeline-group/azext_monitor_pipeline_group/aaz/latest/monitor/pipeline_group/_create.py

@@ -20,9 +20,9 @@ class Delete(AAZCommand):
     """
 
     _aaz_info = {
-        "version": "2024-10-01-preview",
+        "version": "2026-04-01",
         "resources": [
-            ["mgmt-plane", "/subscriptions/{}/resourcegroups/{}/providers/microsoft.monitor/pipelinegroups/{}", "2024-10-01-preview"],
+            ["mgmt-plane", "/subscriptions/{}/resourcegroups/{}/providers/microsoft.monitor/pipelinegroups/{}", "2026-04-01"],
         ]
     }
 
@@ -143,7 +143,7 @@ def url_parameters(self):
         def query_parameters(self):
             parameters = {
                 **self.serialize_query_param(
-                    "api-version", "2024-10-01-preview",
+                    "api-version", "2026-04-01",
                     required=True,
                 ),
             }