Update integration tests

.github/workflows/test-dotnet.yml

@@ -41,20 +41,10 @@ jobs:
         shell: pwsh
         run: |
           __tests__/verify-dotnet.ps1 -Patterns "^${{ matrix.dotnet-version }}"
-  setup-versions-prefer-installed:
-    runs-on: ${{ matrix.operating-system }}
-    strategy:
-      fail-fast: false
-      matrix:
-        operating-system: [ubuntu-latest, windows-latest, macOS-latest]
-        dotnet-version: ['2.1', '2.2', '3.0', '3.1', '5.0', '6.0', '7.0', '8.0']
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v3
-      - name: Clear toolcache
+      - name: List installed versions
         shell: pwsh
-        run: __tests__/clear-toolcache.ps1 ${{ runner.os }}
-      - name: Setup dotnet ${{ matrix.dotnet-version }}
+        run: dotnet --list-sdks
+      - name: Run setup again with prefer installed option
         uses: ./
         with:
           dotnet-version: ${{ matrix.dotnet-version }}
@@ -63,3 +53,6 @@ jobs:
         shell: pwsh
         run: |
           __tests__/verify-dotnet.ps1 -Patterns "^${{ matrix.dotnet-version }}"
+      - name: List installed versions
+        shell: pwsh
+        run: dotnet --list-sdks