Fix panel layout

Author: DifferentialOrange

tarantool/dashboard.libsonnet

@@ -167,7 +167,7 @@ local row = grafana.row;
         measurement=measurement,
         job=job,
       ),
-      { w: 8, h: 8, x: 8, y: 32 + offset }
+      { w: 8, h: 8, x: 8, y: 40 + offset }
     )
     .addPanel(
       net.current_connections(

tests/InfluxDB/dashboard_compiled.json

@@ -1908,7 +1908,7 @@
             "h": 8,
             "w": 8,
             "x": 8,
-            "y": 33
+            "y": 41
          },
          "id": 17,
          "legend": {

tests/Prometheus/dashboard_compiled.json

@@ -1589,7 +1589,7 @@
             "h": 8,
             "w": 8,
             "x": 8,
-            "y": 41
+            "y": 49
          },
          "id": 23,
          "legend": {