fix(dashboard): apply grafana lint formatting

Author: TechFusionData

dashboards/lodestar_validator_client.json

@@ -1185,7 +1185,7 @@
           "color": "rgba(255,0,255,0.7)"
         },
         "filterValues": {
-          "le": 1e-09
+          "le": 1e-9
         },
         "legend": {
           "show": true
@@ -1300,7 +1300,7 @@
           "color": "rgba(255,0,255,0.7)"
         },
         "filterValues": {
-          "le": 1e-09
+          "le": 1e-9
         },
         "legend": {
           "show": true
@@ -1415,7 +1415,7 @@
           "color": "rgba(255,0,255,0.7)"
         },
         "filterValues": {
-          "le": 1e-09
+          "le": 1e-9
         },
         "legend": {
           "show": false
@@ -1528,7 +1528,7 @@
           "color": "rgba(255,0,255,0.7)"
         },
         "filterValues": {
-          "le": 1e-09
+          "le": 1e-9
         },
         "legend": {
           "show": false
@@ -2077,7 +2077,7 @@
           "color": "rgba(255,0,255,0.7)"
         },
         "filterValues": {
-          "le": 1e-09
+          "le": 1e-9
         },
         "legend": {
           "show": false
@@ -2489,7 +2489,7 @@
           "color": "rgba(255,0,255,0.7)"
         },
         "filterValues": {
-          "le": 1e-09
+          "le": 1e-9
         },
         "legend": {
           "show": true