fix(manager/helmfile): replace all templates (#17210)

lib/modules/manager/helmfile/__fixtures__/go-template.yaml

@@ -37,3 +37,4 @@ releases:
   - name: example-public
     version: 2.0.0
     chart: stable/external-dns
+    namespace: "{{ env "NAMESPACE" }}"

lib/modules/manager/helmfile/extract.spec.ts

@@ -335,7 +335,7 @@ describe('modules/manager/helmfile/extract', () => {
         datasource: 'helm',
         deps: [
           {
-            depName: '{{ requiredEnv "RELEASE_NAME" }}',
+            depName: '',
             skipReason: 'local-chart',
           },
           { depName: null, skipReason: 'local-chart' },

lib/modules/manager/helmfile/extract.ts

@@ -12,7 +12,7 @@ const isValidChartName = (name: string | undefined): boolean =>
 
 function extractYaml(content: string): string {
   // regex remove go templated ({{ . }}) values
-  return content.replace(/(^|:)\s*{{.+}}\s*$/gm, '$1');
+  return content.replace(regEx(/{{.+?}}/g), '');
 }
 
 export function extractPackageFile(