chore: update hapi deps (#15)

They moved to `@hapi` namespace and now spew warnings on npm install.

refs ipfs/js-ipfs#2225

License: MIT
Signed-off-by: Alan Shaw <alan.shaw@protocol.ai>

Author: Alan Shaw

package.json

@@ -26,7 +26,7 @@
     "release-major": "aegir release --type major --target node"
   },
   "dependencies": {
-    "content": "^4.0.6",
+    "@hapi/content": "^4.1.0",
     "dicer": "~0.3.0"
   },
   "devDependencies": {

src/index.js

@@ -1,6 +1,6 @@
 'use strict'
 
-const content = require('content')
+const content = require('@hapi/content')
 const Parser = require('./parser')
 
 module.exports = {

src/parser.js

@@ -1,7 +1,7 @@
 'use strict'
 
 const Dicer = require('dicer')
-const Content = require('content')
+const Content = require('@hapi/content')
 const stream = require('stream')
 const util = require('util')
 const Transform = stream.Transform