Fix vagrant url (#7349)

Author: ch-iv

Changelog.md

@@ -17,6 +17,7 @@
 - Refactor `FileViewer`, `TextViewer`, `BinaryViewer` and `ImageViewer` components (#7270)
 - Pin `mistune` Python dependency to preserve compatibility with `nbconvert` (#7371)
 - Cache playwright's chromium installation on GitHub Actions (#7372)
+- Fix broken link to the Vagrant installation guide in `README.md` (#7349)
 
 ## [v2.6.1]
 

README.md

@@ -18,7 +18,7 @@ MarkUs is a Ruby on Rails and React web application for the submission and gradi
 
 To install MarkUs for production, see the [Installation Guide](https://github.com/MarkUsProject/Wiki/blob/release/Installation.md) for details and step by step instructions.
 
-To install MarkUs for development, see either of the [docker installation](https://github.com/MarkUsProject/Wiki/blob/master/Developer-Guide--Set-Up-With-Docker.md) or [vagrant installation](https://github.com/MarkUsProject/Wiki/blob/master/Developer-Guide--Set-Up-With-Vagrant) guides.
+To install MarkUs for development, see either of the [docker installation](https://github.com/MarkUsProject/Wiki/blob/master/Developer-Guide--Set-Up-With-Docker.md) or [vagrant installation](https://github.com/MarkUsProject/Wiki/blob/master/Developer-Guide--Set-Up-With-Vagrant.md) guides.
 
 ## 3. Who is Using MarkUs?