ci: remove broken x86 build matrix

.github/workflows/build.yml

@@ -18,9 +18,6 @@ jobs:
       matrix:
         os: [windows-latest, ubuntu-latest, macos-latest]
         arch: [x64]
-        include:
-          - os: windows-latest
-            arch: x86
     runs-on: ${{ matrix.os }}
 
     steps:
@@ -83,7 +80,7 @@ jobs:
       if: matrix.os == 'windows-latest'
       run: |
         $distPath = if ("${{ github.event.inputs.build_type }}" -eq "RELEASE") { "build\release\dist" } else { "build\dev\dist" }
-        $archSuffix = if ("${{ matrix.arch }}" -eq "x86") { "-x86" } else { "-x64" }
+        $archSuffix = "-x64"
         $exeName = "AutoGGUF$archSuffix.exe"
         $versionHash = "${{ github.sha }}".Substring(0, 7)
         $hashFile = "AutoGGUF-${{ matrix.os }}-${{ matrix.arch }}-$versionHash.sha256"