{Compute Diagnostic} Update required args for spot-placement-recommender cli (#30338)

Author: joal42

src/azure-cli/azure/cli/command_modules/compute_recommender/aaz/latest/compute_recommender/_spot_placement_recommender.py

@@ -46,7 +46,10 @@ def _build_arguments_schema(cls, *args, **kwargs):
 
         _args_schema = cls._args_schema
         _args_schema.location = AAZResourceLocationArg(
-            required=True
+            help="the Azure region where the recommendation will be generated",
+            required=True,
+            is_preview=True,
+            id_part="name",
         )
 
         # define Arg Group "SpotPlacementScoresInput"
@@ -56,21 +59,28 @@ def _build_arguments_schema(cls, *args, **kwargs):
             options=["--availability-zones"],
             arg_group="SpotPlacementScoresInput",
             help="Defines if the scope is zonal or regional.",
+            is_preview=True,
         )
         _args_schema.desired_count = AAZIntArg(
             options=["--desired-count"],
             arg_group="SpotPlacementScoresInput",
             help="Desired instance count per region/zone based on the scope.",
+            required=True,
+            is_preview=True,
         )
         _args_schema.desired_locations = AAZListArg(
             options=["--desired-locations"],
             arg_group="SpotPlacementScoresInput",
             help="The desired regions",
+            required=True,
+            is_preview=True,
         )
         _args_schema.desired_sizes = AAZListArg(
             options=["--desired-sizes"],
             arg_group="SpotPlacementScoresInput",
             help="The desired resource SKUs.",
+            required=True,
+            is_preview=True,
         )
 
         desired_locations = cls._args_schema.desired_locations
@@ -173,9 +183,9 @@ def content(self):
                 typ_kwargs={"flags": {"required": True, "client_flatten": True}}
             )
             _builder.set_prop("availabilityZones", AAZBoolType, ".availability_zones")
-            _builder.set_prop("desiredCount", AAZIntType, ".desired_count")
-            _builder.set_prop("desiredLocations", AAZListType, ".desired_locations")
-            _builder.set_prop("desiredSizes", AAZListType, ".desired_sizes")
+            _builder.set_prop("desiredCount", AAZIntType, ".desired_count", typ_kwargs={"flags": {"required": True}})
+            _builder.set_prop("desiredLocations", AAZListType, ".desired_locations", typ_kwargs={"flags": {"required": True}})
+            _builder.set_prop("desiredSizes", AAZListType, ".desired_sizes", typ_kwargs={"flags": {"required": True}})
 
             desired_locations = _builder.get(".desiredLocations")
             if desired_locations is not None: