lookup: rename @yarnpkg/cli to yarn

Co-authored-by: Kristoffer K. <merceyz@users.noreply.github.com>

Author: edvardchen

lib/lookup.json

@@ -24,7 +24,7 @@
     "prefix": "v",
     "flaky": true
   },
-  "@yarnpkg/cli": {
+  "yarn": {
     "maintainers": ["arcanis", "merceyz", "paul-soporan", "larixer"],
     "yarn": true,
     "prefix": "@yarnpkg/cli@",