Add CapRover as managed hosting option (#585)

Add a note that I've created a one-click app for Linkding in CapRover (Scalable PaaS, automated Docker+nginx).

README.md

@@ -182,6 +182,7 @@ Self-hosting web applications still requires a lot of technical know-how and com
 
 - [linkding on fly.io](https://github.com/fspoettel/linkding-on-fly) - Guide for hosting a linkding installation on [fly.io](https://fly.io). By [fspoettel](https://github.com/fspoettel)
 - [PikaPods.com](https://www.pikapods.com/) - Managed hosting for linkding, EU and US regions available. [1-click setup link](https://www.pikapods.com/pods?run=linkding) ([Disclosure](#pikapods))
+- [CapRover](https://caprover.com/) - Linkding is included as a default one-click app
 
 ## Documentation