chore(grafana): set default time range to now

kustomize/infra/monitoring-extras/dashboard-agave-status.yaml

@@ -13,6 +13,11 @@ data:
       "timezone": "browser",
       "schemaVersion": 39,
       "version": 2,
+      "time": { "from": "now-6h", "to": "now" },
+      "timepicker": {
+        "refresh_intervals": ["5s", "10s", "30s", "1m", "5m"],
+        "time_options": ["5m", "15m", "1h", "6h", "12h", "24h", "2d", "7d"]
+      },
       "refresh": "10s",
       "tags": ["agave", "solana", "mpabi"],
       "templating": {
@@ -174,4 +179,3 @@ data:
         }
       ]
     }
-