chore(deps-dev): Update @types/office-js requirement from ^1.0.598 to ^1.0.599 in /components/office-addin (#269)

Updates the requirements on
[@types/office-js](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/office-js)
to permit the latest version.
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components/office-addin/package.json

@@ -28,7 +28,7 @@
     "@babel/core": "^8.0.1",
     "@babel/preset-env": "^8.0.2",
     "@babel/preset-react": "^8.0.1",
-    "@types/office-js": "^1.0.598",
+    "@types/office-js": "^1.0.599",
     "@types/office-runtime": "^1.0.38",
     "babel-loader": "^10.1.0",
     "copy-webpack-plugin": "^14.0.0",