Revert "lookup: rename @yarnpkg/cli to yarn"

This reverts commit 4666750.

Author: edvardchen

lib/lookup.json

@@ -24,6 +24,22 @@
     "prefix": "v",
     "flaky": true
   },
+  "@yarnpkg/cli": {
+    "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"
+    ],
+    "flaky": "ppc",
+    "skip": ["aix", "s390x"],
+    "yarn": true
+  },
   "JSONStream": {
     "prefix": "v",
     "skip": "win32",
@@ -604,22 +620,6 @@
     "maintainers": ["bcoe", "addaleax"],
     "head": true
   },
-  "yarn": {
-    "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"
-    ],
-    "flaky": "ppc",
-    "skip": ["aix", "s390x"],
-    "yarn": true
-  },
   "yeoman-generator": {
     "prefix": "v",
     "flaky": ["ppc", "rhel"],