Revert to use setup-dotnet@v3 for x86 release pipeline (microsoft#26559)

### Description
Revert to use setup-dotnet@v3.
Using actions/setup-dotnet@v5 is having issue as it keeps using latest
dotnet 10.0.0 that makes pipeline failed.



### Motivation and Context
<!-- - Why is this change required? What problem does it solve?
- If it fixes an open issue, please link to the issue here. -->

Author: chilo-ms

.github/workflows/windows_x86.yml

@@ -61,7 +61,7 @@ jobs:
         working-directory: ${{ github.workspace }}
 
       - name: Use .NET 8.x
-        uses: actions/setup-dotnet@v5
+        uses: actions/setup-dotnet@v3
         with:
           dotnet-version: '8.x'
         env: