Fix typo

dist/index.js

@@ -2662,7 +2662,7 @@ function namehash (inputName) {
     }
   }
 
-  return `0x${node}`
+  return '0x' + node
 }
 
 function normalize(name) {

index.js

@@ -20,6 +20,7 @@ function namehash (inputName) {
   }
 
   return '0x' + node
+}
 
 function normalize(name) {
   return name ? uts46.toUnicode(name, {useStd3ASCII: true, transitional: false}) : name

test/index.js

@@ -1,5 +1,5 @@
 const test = require('tape')
-const namehash = require('../dist')
+const namehash = require('../')
 
 // Test results specified in original ENS Proposal:
 // https://github.com/ethereum/EIPs/issues/137