use native nodejs webcrypto implementation

instead of one that depends on openssl

Author: ssttevee

lib/runtime/crypto.js

@@ -1,3 +1,3 @@
-const Crypto = require('node-webcrypto-ossl')
+const { Crypto } = require('@peculiar/webcrypto');
 
-module.exports.crypto = new Crypto()
+module.exports.crypto = new Crypto();

package.json

@@ -34,13 +34,13 @@
   "dependencies": {
     "@dollarshaveclub/node-fetch": "^3.1.0",
     "@mattiasbuelens/web-streams-polyfill": "^0.1.0",
+    "@peculiar/webcrypto": "^1.0.9",
     "arraybuffer-equal": "^1.0.4",
     "b2a": "^1.0.10",
     "commander": "^2.19.0",
     "http-cache-semantics": "^4.0.1",
     "lru-cache": "^5.1.1",
-    "moment": "^2.22.2",
-    "node-webcrypto-ossl": "^1.0.39"
+    "moment": "^2.22.2"
   },
   "devDependencies": {
     "@types/node": "^10.12.18",