fix(readme): fix a broken link [skip ci]

README.md

@@ -5,7 +5,7 @@
 This is the master server our clients use. It is based on the DP Master Server (ID Tech) protocol
 
 ## Build
-- Install [Premake5](premake5-link) and add it to your system PATH
+- Install [Premake5][premake5-link] and add it to your system PATH
 - Clone this repository using [Git][git-link]
 - Update the submodules using ``git submodule update --init --recursive``
 - Run Premake with either of these two options ``premake5 vs2022`` (Windows) or ``premake5 gmake2`` (Linux/macOS)
@@ -19,6 +19,6 @@ Requirements for Unix systems:
 - Platform support: Details regarding supported platforms are available in [build.yml][build-link]
 
 [premake5-link]:          https://premake.github.io
-[git-link]:               https://git-scm.com 
+[git-link]:               https://git-scm.com
 [mold-link]:              https://github.com/rui314/mold
 [build-link]:             https://github.com/alterware/master-server/blob/master/.github/workflows/build.yml