chore: Enable all managers (#1244)

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#### Is this a new chart

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#### Which issue this PR fixes
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  - fixes #

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#### Checklist
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- [ ] Chart Version bumped
- [ ] Variables are documented in the README.md
- [ ] Title of the PR starts with chart name (e.g. `[mychartname]`)

.github/renovate.json5

@@ -3,11 +3,6 @@
     "github>newrelic/k8s-agents-automation:renovate-base.json5"
   ],
   "bumpVersion": "patch",
-  "enabledManagers": [
-    "helm-values",
-    "helmv3",
-    "helm-requirements"
-  ],
   "packageRules": [
     {
       // Group all nri-bundle dependencies together in a single PR.