fix: linter errors - add group help, fix example, add short aliases

- Add help for 'cluster' and 'hierarchy' command groups
- Fix hierarchy create SG example to include -g
- Add -v alias for --solution-template-version-id
- Add --version alias for --solution-template-version

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

Author: Atharva

src/workload-orchestration/azext_workload_orchestration/_help.py

@@ -93,5 +93,15 @@
   - name: Create RG hierarchy with shorthand
     text: az workload-orchestration hierarchy create -g my-rg --configuration-location eastus2euap --hierarchy-spec "name=Mehoopany level=factory"
   - name: Create ServiceGroup hierarchy from YAML
-    text: az workload-orchestration hierarchy create --configuration-location eastus2euap --hierarchy-spec "@sg-hierarchy.yaml"
+    text: az workload-orchestration hierarchy create -g my-rg --configuration-location eastus2euap --hierarchy-spec "@sg-hierarchy.yaml"
+"""
+
+helps['workload-orchestration cluster'] = """
+type: group
+short-summary: Commands for cluster preparation for workload orchestration.
+"""
+
+helps['workload-orchestration hierarchy'] = """
+type: group
+short-summary: Commands for managing workload orchestration hierarchies.
 """

src/workload-orchestration/azext_workload_orchestration/aaz/latest/workload_orchestration/target/_install.py

@@ -77,7 +77,7 @@ def _build_arguments_schema(cls, *args, **kwargs):
 
         # New flow: full deploy chain
         _args_schema.solution_template_version_id = AAZStrArg(
-            options=["--solution-template-version-id"],
+            options=["--solution-template-version-id", "-v"],
             arg_group="Deploy",
             help="Full ARM ID of the solution template version. Triggers full deploy chain.",
         )
@@ -87,7 +87,7 @@ def _build_arguments_schema(cls, *args, **kwargs):
             help="Name of the solution template. Use with --solution-template-version.",
         )
         _args_schema.solution_template_version = AAZStrArg(
-            options=["--solution-template-version"],
+            options=["--solution-template-version", "--version"],
             arg_group="Deploy",
             help="Version of the solution template (e.g., 1.0.0).",
         )