Renovate: Run Go mod tidy after update

.github/renovate.json

@@ -1,11 +1,10 @@
 {
   "$schema": "https://docs.renovatebot.com/renovate-schema.json",
-    "extends": [
-        "config:recommended"
-    ],
+  "extends": ["config:recommended"],
   "automerge": true,
   "configMigration": true,
   "dependencyDashboard": false,
   "osvVulnerabilityAlerts": true,
-    "timezone": "Europe/Stockholm"
+  "timezone": "Europe/Stockholm",
+  "postUpdateOptions": ["gomodTidy"]
 }

.vscode/settings.json

@@ -25,6 +25,7 @@
     "gaierror",
     "giga",
     "gofeed",
+    "gomod",
     "gorm",
     "hitronhub",
     "homerouter",