fix(deps): update dependency quicktype-core to v6.0.69 (#98)

This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
| [quicktype-core](https://togithub.com/quicktype/quicktype) | dependencies | patch | [`6.0.68` -> `6.0.69`](https://renovatebot.com/diffs/npm/quicktype-core/6.0.68/6.0.69) |

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tools/quicktype-wrapper/package.json

@@ -25,7 +25,7 @@
   },
   "dependencies": {
     "mkdirp": "1.0.4",
-    "quicktype-core": "6.0.68",
+    "quicktype-core": "6.0.69",
     "recursive-readdir": "2.2.2",
     "yargs": "16.1.0"
   }