renovate: Use base config (#15)

* renovate: Use base config

* Update renovate.json

* Update renovate.json

Author: echarrod

renovate.json

@@ -1,17 +1,3 @@
 {
-  "$schema": "https://docs.renovatebot.com/renovate-schema.json",
-  "extends": [
-    "config:base"
-  ],
-  "branchConcurrentLimit": 3,
-  "labels":["Bot::Renovate"],
-  "semanticCommits":  "disabled",
-  "commitMessagePrefix": "renovate:",
-  "reviewers": [
-    "echarrod"
-  ],
-  "postUpdateOptions": [
-    "gomodTidy",
-    "gomodUpdateImportPaths"
-  ]
+  "extends": ["github>luno/.github:renovate-default-config.json5"]
 }