lookup: run integration tests for yarn

Author: edvardchen

lib/lookup.json

@@ -609,7 +609,13 @@
     "yarn": true,
     "install": ["install", "--mode", "skip-build"],
     "prefix": "@yarnpkg/cli@",
-    "scripts": ["typecheck:all", "test:lint", "test:unit", "build:cli"],
+    "scripts": [
+      "build:cli",
+      "typecheck:all",
+      "test:lint",
+      "test:unit",
+      "test:integration"
+    ],
     "repo": "https://github.com/yarnpkg/berry"
   },
   "yeoman-generator": {