fix(package): update truffle to version 5.0.22

greenkeeper[bot] · greenkeeper[bot] · commit 31ca5d5215c6 · 2019-06-12T22:08:21.000Z
Closes #9
diff --git a/package.json b/package.json
@@ -7,7 +7,7 @@
   },
   "dependencies": {
     "ganache-cli": "6.4.1",
-    "truffle": "5.0.11",
+    "truffle": "5.0.22",
     "web3": "1.0.0-beta.52"
   },
   "devDependencies": {
