[prometheus-node-exporter] add renovate for node exporter (#5517)

Signed-off-by: drfaust92 <[email protected]>
Signed-off-by: Ilia Lazebnik <[email protected]>
Co-authored-by: zeritti <[email protected]>

Author: DrFaust92

Diff for: charts/prometheus-node-exporter/Chart.yaml

@@ -6,7 +6,8 @@ keywords:
   - prometheus
   - exporter
 type: application
-version: 4.45.0
+version: 4.45.1
+# renovate: github=prometheus/node_exporter
 appVersion: 1.9.0
 home: https://github.com/prometheus/node_exporter/
 sources: