lookup: skip big endian machines for yarn

Author: edvardchen

lib/lookup.json

@@ -605,18 +605,20 @@
     "head": true
   },
   "yarn": {
-    "maintainers": ["arcanis", "merceyz", "paul-soporan", "larixer"],
-    "yarn": true,
     "install": ["install", "--mode", "skip-build"],
+    "maintainers": ["arcanis", "merceyz", "paul-soporan", "larixer"],
     "prefix": "@yarnpkg/cli@",
+    "repo": "https://github.com/yarnpkg/berry",
     "scripts": [
       "build:cli",
       "typecheck:all",
       "test:lint",
       "test:unit",
       "test:integration"
     ],
-    "repo": "https://github.com/yarnpkg/berry"
+    "flaky": "ppc",
+    "skip": ["aix", "s390x"],
+    "yarn": true
   },
   "yeoman-generator": {
     "prefix": "v",