Write pre-push hook as ASCII for Git compatibility

Author: 307158-carmax

Scripts/security/install-git-hooks.ps1

@@ -14,6 +14,6 @@ exit $?
 
 $hookContent = $hookContent.Replace("__SCRIPT_PATH__", $scriptPath)
 
-Set-Content -Path $hookPath -Value $hookContent -Encoding UTF8
+Set-Content -Path $hookPath -Value $hookContent -Encoding Ascii
 
 Write-Host "Installed pre-push hook at: $hookPath" -ForegroundColor Green