Fix PowerShell script syntax error

Author: DineWise Project

push-to-github.ps1

@@ -9,14 +9,14 @@ param(
     [string]$RepositoryName = "from-protege-to-production-python"
 )
 
-Write-Host "🚀 Pushing to GitHub..." -ForegroundColor Green
+Write-Host "Pushing to GitHub..." -ForegroundColor Green
 Write-Host ""
 
 # Check if remote already exists
 $remoteExists = git remote get-url origin 2>$null
 
 if ($remoteExists) {
-    Write-Host "⚠️  Remote 'origin' already exists!" -ForegroundColor Yellow
+    Write-Host "Warning: Remote 'origin' already exists!" -ForegroundColor Yellow
     Write-Host "Current remote: $remoteExists" -ForegroundColor Yellow
     $update = Read-Host "Do you want to update it? (y/n)"
     if ($update -eq "y" -or $update -eq "Y") {
@@ -44,11 +44,11 @@ Write-Host ""
 try {
     git push -u origin main
     Write-Host ""
-    Write-Host "✅ Successfully pushed to GitHub!" -ForegroundColor Green
+    Write-Host "Successfully pushed to GitHub!" -ForegroundColor Green
     Write-Host "Repository URL: https://github.com/$GitHubUsername/$RepositoryName" -ForegroundColor Cyan
 } catch {
     Write-Host ""
-    Write-Host "❌ Push failed!" -ForegroundColor Red
+    Write-Host "Push failed!" -ForegroundColor Red
     Write-Host "Error: $_" -ForegroundColor Red
     Write-Host ""
     Write-Host "Common solutions:" -ForegroundColor Yellow
@@ -60,7 +60,7 @@ try {
 }
 
 Write-Host ""
-Write-Host "📝 Next steps:" -ForegroundColor Green
+Write-Host "Next steps:" -ForegroundColor Green
 Write-Host "1. Update repository URLs in README.md and QUICKSTART.md" -ForegroundColor White
 Write-Host "2. Add repository description on GitHub" -ForegroundColor White
 Write-Host "3. Add topics/tags on GitHub" -ForegroundColor White