chore(deps): update dependency @types/hapi to v17.8.0 (#2047)

This PR contains the following updates:

| Package | Type | Update | Change | References |
|---|---|---|---|---|
| @​types/hapi | devDependencies | minor | `17.6.4` -> `17.8.0` | [source](https://renovatebot.com/gh/DefinitelyTyped/DefinitelyTyped) |

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package-lock.json

@@ -1298,9 +1298,9 @@
       "dev": true
     },
     "@types/hapi": {
-      "version": "17.6.4",
-      "resolved": "https://registry.npmjs.org/@types/hapi/-/hapi-17.6.4.tgz",
-      "integrity": "sha512-+VNxj5and0spaxmHglNGEDjZrpgvEkzSdMtvwSbEz9Pim5gBsb9Jw7LVRaHP0pEhF5ootAXeBqjQe1FjVK0JGw==",
+      "version": "17.8.0",
+      "resolved": "https://registry.npmjs.org/@types/hapi/-/hapi-17.8.0.tgz",
+      "integrity": "sha512-hI713RUrMY4dn4Q1exYDg4RFYpWwgH5TLROsDFcH8j03mUqCJaorosq7OBegHFSZu0MC/W2fVqKCZ0JwT+nQ2A==",
       "dev": true,
       "requires": {
         "@types/boom": "*",

package.json

@@ -68,7 +68,7 @@
     "@types/connect": "3.4.32",
     "@types/fibers": "0.0.30",
     "@types/graphql": "14.0.3",
-    "@types/hapi": "17.6.4",
+    "@types/hapi": "17.8.0",
     "@types/jest": "23.3.10",
     "@types/json-stable-stringify": "1.0.32",
     "@types/koa-multer": "1.0.0",