bump upcoming version

Author: Ellpeck

CHANGELOG.md

@@ -1,6 +1,10 @@
 # Changelog
 MLEM uses [semantic versioning](https://semver.org/). Potentially breaking changes are written in **bold**. Each newly released version also has a corresponding [tag](https://github.com/Ellpeck/MLEM/tags).
 
+## 8.0.1 (In Development)
+
+No code changes
+
 ## 8.0.0
 
 ### MLEM

build.cake

@@ -2,7 +2,7 @@
 #tool dotnet:?package=docfx&version=2.78.3
 
 // this is the upcoming version, for prereleases
-var version = Argument("version", "8.0.0");
+var version = Argument("version", "8.0.1");
 var target = Argument("target", "Default");
 var gitRef = Argument("ref", "refs/heads/main");
 var buildNum = Argument("buildNum", "");