CustomVariable: support values with multiple properties (json values format) (#113844)

* update Scenes libraries

---------

Co-authored-by: idastambuk <ida.stambuk@grafana.com>

pkg/tests/apis/openapi_snapshots/dashboard.grafana.app-v2alpha1.json

@@ -1786,6 +1786,13 @@
           "skipUrlSync": {
             "type": "boolean",
             "default": false
+          },
+          "valuesFormat": {
+            "enum": [
+              "csv",
+              "json"
+            ],
+            "type": "string"
           }
         },
         "additionalProperties": false

pkg/tests/apis/openapi_snapshots/dashboard.grafana.app-v2beta1.json

@@ -1801,6 +1801,13 @@
           "skipUrlSync": {
             "type": "boolean",
             "default": false
+          },
+          "valuesFormat": {
+            "type": "string",
+            "enum": [
+              "csv",
+              "json"
+            ]
           }
         },
         "additionalProperties": false