Fix x-ray dashboards run some queries twice on load (#40844)

* Fix parameter values comparison in x-rays

* Skip rerun when `parameterValues` are not initialized

* Remove not used code

frontend/src/metabase/dashboard/hoc/DashboardData.jsx

@@ -91,16 +91,24 @@ export const DashboardData = ComposedComponent =>
       UNSAFE_componentWillReceiveProps(nextProps) {
         if (nextProps.dashboardId !== this.props.dashboardId) {
           this.load(nextProps);
-        } else if (
+          return;
+        }
+
+        // First time componentWillReceiveProps is called,
+        // parameterValues are an empty object, and nextProps.parameterValues have all value set to null
+        // DashboardsData is only used for x-rays, and we should better switch them to the same logic as other dashboards
+        if (
+          !_.isEmpty(this.props.parameterValues) &&
           !_.isEqual(this.props.parameterValues, nextProps.parameterValues)
         ) {
           this.props.fetchDashboardCardData({
             reload: false,
             clearCache: true,
           });
-        } else if (
-          !_.isEqual(nextProps.selectedTabId, this.props.selectedTabId)
-        ) {
+          return;
+        }
+
+        if (!_.isEqual(nextProps.selectedTabId, this.props.selectedTabId)) {
           this.props.fetchDashboardCardData();
           this.props.fetchDashboardCardMetadata();
           return;