fix: make dkp-insights use "uninstall" upgrade remediation startegy (#…

…1702)

fix: use "uninstall" upgrade remediation startegy for dkp-insights

services/dkp-insights/1.0.0/helmrelease/helmrelease.yaml

@@ -21,6 +21,14 @@ spec:
   upgrade:
     remediation:
       retries: 30
+      # After the database migration has happened, the previous version of
+      # Insights will no longer work. Hence, the default `rollback` strategy
+      # can be worse than no remediation at all.
+      # On the other hand, we go to significant lengths to ensure
+      # that Insights work after being uninstalled and reinstalled again
+      # using previously persisted data (note that uninstall does not delete
+      # corresponding persistent volumes).
+      strategy: uninstall
   valuesFrom:
     - kind: ConfigMap
       name: dkp-insights-1.0.0-dev.3-d2iq-defaults