feat: migrating away from bitnami charts and upgrade thanos (#17)

# Description

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Author: katapultcloud

main.tf

@@ -10,8 +10,8 @@ locals {
   addon = {
     name = "thanos"
 
-    helm_chart_version = "15.14.1"
-    helm_repo_url      = "https://charts.bitnami.com/bitnami"
+    helm_chart_version = "17.3.1"
+    helm_repo_url      = "ghcr.io/lablabs/bitnami-helm-charts"
   }
 
   addon_irsa = {