add example configuration for hdf5 node-type

Signed-off-by: Alexandra <alexandra.bach@eonerc.rwth-aachen.de>

etc/examples/nodes/hdf5.conf

@@ -0,0 +1,32 @@
+# SPDX-FileCopyrightText: 2014-2024 Institute for Automation of Complex Power Systems, RWTH Aachen University
+# SPDX-License-Identifier: Apache-2.0
+
+nodes = {
+    hdf5_node = {
+	type = "hdf5"
+	file = "test.h5"
+	dataset = "test"
+	unit = "none"
+    }
+    siggen = {
+		type = "signal"
+
+		signal = ["sine"]
+		values = 1
+		limit = 3
+		rate = 10
+	}
+}
+paths = (
+    {
+        in = "siggen"
+        out = "hdf5_node"
+
+        hooks = ( { type = "print" })
+    }
+)
+
+logging = {
+	level = "debug"
+}
+