Fixed GitVersion in build

MvRens · MvRens · commit 36b68c2bad96 · 2023-01-24T14:23:16.000+01:00
- Prerelease breaks NuGetVersion variable, requires further modifications to the versioning. Use v5 for now.
diff --git a/appveyor.yml b/appveyor.yml
@@ -2,7 +2,7 @@ image: Visual Studio 2022
 
 
 install:
-  - choco install gitversion.portable -pre -y
+  - choco install gitversion.portable -y --version 5.12.0
 
 before_build:
   - nuget restore
