[stable/2023.2] Add Goldpinger + node-exporter-full (#1645)

This is an automated cherry-pick of #1640
/assign mnaser
diff --git a/.charts.yml b/.charts.yml
index c26935c..33e36a2 100644
--- a/.charts.yml
+++ b/.charts.yml
@@ -61,6 +61,10 @@
       gerrit:
         review.opendev.org:
           - 899864
+  - name: goldpinger
+    version: 1.0.0
+    repository:
+      url: https://bloomberg.github.io/goldpinger
   - name: heat
     version: 0.3.7
     repository: *openstack_helm_repository