fix: publish readme and license to npm

Author: kettanaito

package.json

@@ -35,7 +35,9 @@
     "tiny"
   ],
   "files": [
-    "lib"
+    "lib",
+    "LICENSE",
+    "README.md"
   ],
   "author": "Artem Zakharchenko",
   "license": "MIT",
@@ -53,4 +55,4 @@
     "is-node-process": "^1.2.0",
     "outvariant": "^1.4.0"
   }
-}
+}