Merge branch 'main' of https://github.com/prozolic/Utf8StringSplitter

Author: prozolic

.github/workflows/dotnet.yml

@@ -12,14 +12,16 @@ on:
 jobs:
   build:
 
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-22.04
 
     steps:
     - uses: actions/checkout@v4
     - name: Setup .NET
       uses: actions/setup-dotnet@v4
       with:
-        dotnet-version: 8.0.x
+        dotnet-version: |
+            6.0.x
+            8.0.x
     - name: Restore dependencies
       run: dotnet restore
     - name: Build