chore(deps): update dependency @types/yargs to v11.1.8

Author: renovate-bot

package.json

@@ -28,7 +28,7 @@
     "@types/fs-extra": "5.0.1",
     "@types/inquirer": "0.0.36",
     "@types/node": "9.4.6",
-    "@types/yargs": "11.0.0",
+    "@types/yargs": "11.1.8",
     "graphql": "0.13.1",
     "graphql-config": "2.0.1",
     "tslint": "5.9.1",

yarn.lock

@@ -117,9 +117,10 @@
   dependencies:
     "@types/node" "*"
 
-"@types/yargs@11.0.0":
-  version "11.0.0"
-  resolved "https://registry.yarnpkg.com/@types/yargs/-/yargs-11.0.0.tgz#124b9ed9c65b7091cc36da59ae12cbd47d8745ea"
+"@types/yargs@11.1.8":
+  version "11.1.8"
+  resolved "https://registry.yarnpkg.com/@types/yargs/-/yargs-11.1.8.tgz#b730ecb2bde209d12194cdf8bf9f12c4bd21965a"
+  integrity sha512-49Pmk3GBUOrs/ZKJodGMJeEeiulv2VdfAYpGgkTCSXpNWx7KCX36+PbrkItwzrjTDHO2QoEZDpbhFoMN1lxe9A==
 
 ansi-regex@^2.0.0:
   version "2.1.1"