fix test + update semver

package.json

@@ -45,7 +45,7 @@
     "@azure/abort-controller": "^1.1.0",
     "@azure/ms-rest-js": "^2.6.0",
     "@azure/storage-blob": "^12.13.0",
-    "semver": "^6.1.0",
+    "semver": "^6.3.1",
     "uuid": "^3.3.3"
   },
   "devDependencies": {