renovate: Adjust node package grouping

Author: Turbo87

.github/renovate.json5

@@ -65,6 +65,21 @@
         "matchPackageNames": ["rust"],
         "commitMessageTopic": "Rust",
         "labels": ["A-backend"],
+    }, {
+        // Groups the `NODE_VERSION` update with the rest of the Node.js updates
+        // and assigns the `A-frontend` label to the PR.
+        "matchManagers": ["regex"],
+        "matchPackageNames": ["node"],
+        "commitMessageTopic": "Node.js",
+        "labels": ["A-frontend"],
+    }, {
+        // Use `semver` versioning scheme, instead of `node`. Ideally we would
+        // use `node`, which differentiates between LTS and non-LTS releases,
+        // but that is not compatible with the `nodejs/node` Docker image
+        // updates.
+        "matchManagers": ["npm"],
+        "matchPackageNames": ["node"],
+        "versioning": "semver",
     }, {
         "matchPackagePatterns": [
             "^conduit$",