test(e2e): fix encoding issue package.json

Signed-off-by: Daniel Villanueva <[email protected]>

.github/workflows/pr-check.yaml

@@ -167,8 +167,11 @@ jobs:
           Write-Host "Version of @podman-desktop/tests-playwright to be used: $version"
           $packageJson = Get-Content -Raw -Path package.json | ConvertFrom-Json
           $packageJson.devDependencies."@podman-desktop/tests-playwright" = $version
-          $packageJson | ConvertTo-Json -Depth 100 | Set-Content -Path package.json -Encoding utf8
+          $jsonString = $packageJson | ConvertTo-Json -Depth 100
+          # Write the content without BOM using -Force and [System.Text.Encoding]::UTF8
+          [System.IO.File]::WriteAllText('package.json', $jsonString, [System.Text.Encoding]::UTF8)
         shell: powershell
+
 
       - name: Ensure getting current HEAD version of the test framework (ubuntu)
         if: matrix.os == 'ubuntu-24.04'