Update actions/setup-dotnet action to v5

Author: renovate[bot]

.github/workflows/main.yml

@@ -29,7 +29,7 @@ jobs:
     steps:
       - uses: actions/checkout@v5
       - name: Set up .NET SDK
-        uses: actions/setup-dotnet@v4
+        uses: actions/setup-dotnet@v5
         with:
           dotnet-version: 9.0.x
       - name: NuGet cache

.github/workflows/release.yml

@@ -42,7 +42,7 @@ jobs:
           path: ./changelog-section.md
 
       - name: Set up .NET SDK
-        uses: actions/setup-dotnet@v4
+        uses: actions/setup-dotnet@v5
         with:
           dotnet-version: 9.0.x
       - name: NuGet cache