Group @lavamoat/allow-scripts deps with Renovate

- add @lavamoat/preinstall-always-fail to group
- add @lavamoat/allow-scripts to group
- add json5 documentation

Resolve: #1804

Author: leotm

renovate.json5

@@ -29,6 +29,17 @@
       "matchPackageNames": ["@react-native-community"],
       "addLabels": ["community"]
     },
+    {
+      "groupName": "@lavamoat/allow-scripts",
+      "matchPackageNames": [
+        // https://lavamoat.github.io/guides/allow-scripts/#setup
+        // https://github.com/LavaMoat/LavaMoat/tree/main/packages/allow-scripts#setup
+        // https://github.com/LavaMoat/LavaMoat/blob/main/packages/allow-scripts/src/setup.js#L133-L134
+        "@lavamoat/preinstall-always-fail",
+        "@lavamoat/allow-scripts"
+      ],
+      "addLabels": ["dependencies", "lavamoat"]
+    },
     {
       "groupName": "swc monorepo",
       "addLabels": ["devDeps", "swc", "transpiling"],