feat(grafana): add RocksDB metrics dashboard (#21243)

Co-authored-by: Amp <amp@ampcode.com>

crates/node/builder/src/launch/common.rs

@@ -1277,6 +1277,10 @@ pub fn metrics_hooks<N: NodeTypesWithDB>(provider_factory: &ProviderFactory<N>)
                 })
             }
         })
+        .with_hook({
+            let rocksdb = provider_factory.rocksdb_provider();
+            move || throttle!(Duration::from_secs(5 * 60), || rocksdb.report_metrics())
+        })
         .build()
 }