🤖 config(build): Set type to module in package.json.

These changes were automatically generated by a transform whose code can be found at:
  - https://github.com/make-github-pseudonymous-again/rejuvenate/blob/d6cd0d3d01916b71e965b24c5702764deb5c1cf2/src/transforms/package.json:set-type-module.js
Please contact the author of the transform if you believe there was an error.

doc/manual/usage.md

@@ -5,14 +5,14 @@
 
 First, require the polyfill at the entry point of your application
 ```js
-require( 'regenerator-runtime/runtime' );
+await import( 'regenerator-runtime/runtime.js' );
 // or
 import 'regenerator-runtime/runtime.js' ;
 ```
 
 Then, import the library where needed
 ```js
-const poset = require( '@partial-order/poset' ) ;
+const poset = await import( '@partial-order/poset' ) ;
 // or
 import * as poset from '@partial-order/poset' ;
 ```

package.json

@@ -22,6 +22,7 @@
     "template"
   ],
   "sideEffects": false,
+  "type": "module",
   "source": "src/index.js",
   "main": "dist/index.cjs",
   "module": "dist/index.module.js",