fix: upgrade deasync from 0.1.14 to 0.1.28

Snyk has created this PR to upgrade deasync from 0.1.14 to 0.1.28.

See this package in npm:
https://www.npmjs.com/package/deasync

See this project in Snyk:
https://app.snyk.io/org/ardalanamini/project/ffdb5520-56a6-470d-8867-2ecc8d3ee4a5?utm_source=github&utm_medium=referral&page=upgrade-pr

package.json

@@ -52,7 +52,7 @@
     "@types/node": "^11.9.3",
     "async": "^2.6.2",
     "caller-id": "^0.1.0",
-    "deasync": "^0.1.14",
+    "deasync": "^0.1.28",
     "graphql": "^0.13.2",
     "graphql-iso-date": "^3.6.1",
     "mongodb": "^3.6.1",