Update documents list

Author: ungive

documentation/README.md

@@ -8,10 +8,12 @@ If you feel like something is missing, feel free to open an issue.
 ## Documents
 
 - [Troubleshooting](./troubleshooting.md)
+- [How to install and use Music Presence](./installation-instructions.md)
 - [Supported media players](./supported-media-players.md)
 - [Cover images from media players](./cover-images-proxy.md)
 - [Automatic updates](./automatic-updates.md)
 - [Integrating with Music Presence for third-parties](./third-party-integration.md)
 - [Project roadmap](./roadmap.md)
 - [How to help with translations](./translations.md)
 - [How to contribute](./translations.md)
+- [Support request template](./support-template.md)