deps: uninstall lru-cache (#709)

#704 removed usage of `lru-cache`, but the dependency wasn't removed
from `package.json`

Author: SuperchupuDev

package.json

@@ -48,9 +48,6 @@
   "engines": {
     "node": ">=10"
   },
-  "dependencies": {
-    "lru-cache": "^6.0.0"
-  },
   "author": "GitHub Inc.",
   "templateOSS": {
     "//@npmcli/template-oss": "This file is partially managed by @npmcli/template-oss. Edits may be overwritten.",