Update actions/setup-dotnet action to v6

.gitea/workflows/Merge.yaml

@@ -18,11 +18,11 @@ jobs:
 
     steps:
       - name: Check out the code
-        uses: actions/checkout@v7
+        uses: actions/checkout@v6
         with:
           fetch-depth: 0
       - name: Setup .NET
-        uses: actions/setup-dotnet@v5
+        uses: actions/setup-dotnet@v6
         with:
           dotnet-version: |
             10.x

.gitea/workflows/Quality.yaml

@@ -20,11 +20,11 @@ jobs:
 
     steps:
       - name: Check out the code
-        uses: actions/checkout@v7
+        uses: actions/checkout@v6
         with:
           fetch-depth: 0
       - name: Setup .NET
-        uses: actions/setup-dotnet@v5
+        uses: actions/setup-dotnet@v6
         with:
           dotnet-version: |
             10.x