added dadjokes.io api under personality section (line 1315)

README.md

@@ -1312,6 +1312,7 @@ API | Description | Auth | HTTPS | CORS |
 |---|---|---|---|---|
 | [Advice Slip](http://api.adviceslip.com/) | Generate random advice slips | No | Yes | Unknown |
 | [Biriyani As A Service](https://biriyani.anoram.com/) | Biriyani images placeholder | No | Yes | No |
+| [DadJokes.io](https://dadjokes.io/) | Provide large selection of dad jokes | apikey | Yes | Unknown |
 | [Dev.to](https://developers.forem.com/api) | Access Forem articles, users and other resources via API | `apiKey` | Yes | Unknown |
 | [Dictum](https://github.com/fisenkodv/dictum) | API to get access to the collection of the most inspiring expressions of mankind | No | Yes | Unknown |
 | [FavQs.com](https://favqs.com/api) | FavQs allows you to collect, discover and share your favorite quotes | `apiKey` | Yes | Unknown |