Improve description and add keywords in package.json (#263)

* Improve description and add keywords to package

* Update package.json

Co-authored-by: Elliott Thompson <ellth92@gmail.com>

* Update package.json

Co-authored-by: Elliott Thompson <ellth92@gmail.com>

package.json

@@ -3,7 +3,20 @@
   "version": "3.1.1",
   "author": "PlayCanvas <support@playcanvas.com>",
   "homepage": "https://playcanvas.github.io/pcui",
-  "description": "This library enables the creation of reliable and visually pleasing user interfaces by providing fully styled components that you can use directly on your site. The components are useful in a wide range of use cases, from creating simple forms to building graphical user interfaces for complex web tools.",
+  "description": "User interface component library for the web",
+  "keywords": [
+    "components",
+    "css",
+    "dom",
+    "html",
+    "javascript",
+    "pcui",
+    "playcanvas",
+    "react",
+    "sass",
+    "typescript",
+    "ui"
+  ],
   "license": "MIT",
   "main": "dist/module/src/index.mjs",
   "exports": {