test(config-audit): add marketplace-small/medium/large scanner fixtures

plugins/config-audit/tests/fixtures/marketplace-large/.claude/settings.json

@@ -0,0 +1,14 @@
+{
+  "$schema": "https://json.schemastore.org/claude-code-settings.json",
+  "permissions": {
+    "allow": [
+      "Bash(npm run *)",
+      "Read(src/**)",
+      "Read(packages/**)",
+      "Read(plugins/**)",
+      "Write(dist/**)"
+    ],
+    "deny": ["Read(./.env)", "Read(**/secrets/**)"]
+  },
+  "effortLevel": "high"
+}