fix(MetricChart): spanGaps (#796)

Author: artemmufazalov

package-lock.json

@@ -12,7 +12,7 @@
   "dependencies": {
     "@bem-react/classname": "^1.6.0",
     "@gravity-ui/axios-wrapper": "^1.4.1",
-    "@gravity-ui/chartkit": "^5.2.2",
+    "@gravity-ui/chartkit": "^5.3.0",
     "@gravity-ui/components": "^3.4.1",
     "@gravity-ui/date-utils": "^2.2.0",
     "@gravity-ui/i18n": "^1.4.0",

package.json

@@ -77,6 +77,7 @@ const prepareWidgetData = (
                 },
                 series: {
                     type: 'area',
+                    spanGaps: true,
                     lineWidth: 1.5,
                 },
                 select: {