feat: update package.json

Author: eduardoboucas

packages/cache/package.json

@@ -56,16 +56,18 @@
     "test:dev:vitest:watch": "vitest watch",
     "test:ci:vitest": "vitest run"
   },
-  "keywords": [],
+  "keywords": [
+    "netlify",
+    "cdn",
+    "cache",
+    "cachestorage"
+  ],
   "license": "MIT",
   "repository": "netlify/cache",
   "bugs": {
     "url": "https://github.com/netlify/cache/issues"
   },
   "author": "Netlify Inc.",
-  "directories": {
-    "test": "test"
-  },
   "devDependencies": {
     "npm-run-all2": "^7.0.2",
     "semver": "^7.5.3",