fix(ci): add regexManager for helm version

Makefile

@@ -1,6 +1,6 @@
 # HELM_VERSION
 # Only required to install a specifiy version
-HELM_VERSION?=3.8.0
+HELM_VERSION?=v3.8.0
 
 # CONTAINER_RUNTIME
 # The CONTAINER_RUNTIME variable will be used to specified the path to a

install.sh

@@ -30,7 +30,7 @@ case `uname -m` in
 esac
 
 apk add --update --no-cache wget git
-wget ${BASE_URL}/helm-v${VERSION}-linux-${ARCH}.tar.gz -O - | tar -xz
+wget ${BASE_URL}/helm-${VERSION}-linux-${ARCH}.tar.gz -O - | tar -xz
 mv linux-${ARCH}/helm /usr/bin/helm
 chmod +x /usr/bin/helm
 rm -rf linux-${ARCH}

renovate.json

@@ -4,5 +4,18 @@
   "automergeStrategy": "merge-commit",
   "automergeType": "pr",
   "rebaseLabel": "renovate/rebase",
-  "rebaseWhen": "behind-base-branch"
+  "rebaseWhen": "behind-base-branch",
+  "regexManagers": [
+    {
+      "fileMatch": [
+        "^Makefile$"
+      ],
+      "matchStrings": [
+        "HELM_VERSION?=(?<currentValue>.*)"
+      ],
+      "datasourceTemplate": "github-releases",
+      "depNameTemplate": "helm/helm",
+      "versioningTemplate": "semver"
+    }
+  ]
 }