chore(package): update @types/jasmine to version 3.4.6

Closes #40

Author: greenkeeper[bot]

package.json

@@ -59,7 +59,7 @@
     "@types/dotenv": "^4.0.2",
     "@types/errorhandler": "0.0.32",
     "@types/express": "^4.11.1",
-    "@types/jasmine": "~2.8.6",
+    "@types/jasmine": "~3.4.6",
     "@types/jasminewd2": "~2.0.3",
     "@types/method-override": "0.0.31",
     "@types/morgan": "^1.7.35",