🔼 Update actions/setup-dotnet action to v5

Author: renovate[bot]

.github/workflows/build.yml

@@ -28,7 +28,7 @@ jobs:
       - uses: actions/checkout@v5
 
       - name: Setup dotnet
-        uses: actions/setup-dotnet@v4
+        uses: actions/setup-dotnet@v5
         with:
           dotnet-version: '9'
 

.github/workflows/release.yml

@@ -21,7 +21,7 @@ jobs:
       - uses: actions/checkout@v5
 
       - name: Setup dotnet
-        uses: actions/setup-dotnet@v4
+        uses: actions/setup-dotnet@v5
         with:
           dotnet-version: '9'