ci: Remove renovate config from v1 branch

renovate.json

@@ -1,24 +0,0 @@
-{
-  "extends": ["config:base"],
-  "baseBranches": ["v1", "v2"],
-  "enabledManagers": ["cargo", "npm"],
-  "semanticCommitType": "chore",
-  "ignorePaths": [
-    "**/node_modules/**",
-    "**/bower_components/**",
-    "**/vendor/**",
-    "**/__tests__/**",
-    "**/test/**",
-    "**/tests/**",
-    "**/__fixtures__/**"
-  ],
-  "packageRules": [
-    {
-      "description": "Disable node/pnpm version updates",
-      "matchPackageNames": ["node", "pnpm"],
-      "matchDepTypes": ["engines", "packageManager"],
-      "enabled": false
-    }
-  ],
-  "postUpdateOptions": ["pnpmDedupe"]
-}