Fix benchmark subscription when also present in portfolio at startup
Fix benchmark subscription when also present in portfolio at startup

This change ensures the benchmark is added after the brokerage holdings, so the symbol is subscribed as a normal feed instead of an internal one.

JKarathiya/Lean,Mendelone/forex_trading,tomhunter-gh/Lean,kaffeebrauer/Lean,AlexCatarino/Lean,jameschch/Lean,tomhunter-gh/Lean,jameschch/Lean,Jay-Jay-D/LeanSTP,AnshulYADAV007/Lean,Mendelone/forex_trading,JKarathiya/Lean,Mendelone/forex_trading,kaffeebrauer/Lean,Mendelone/forex_trading,tomhunter-gh/Lean,andrewhart098/Lean,JKarathiya/Lean,young-zhang/Lean,StefanoRaggi/Lean,young-zhang/Lean,kaffeebrauer/Lean,kaffeebrauer/Lean,jameschch/Lean,AnshulYADAV007/Lean,Jay-Jay-D/LeanSTP,JKarathiya/Lean,jameschch/Lean,jameschch/Lean,andrewhart098/Lean,StefanoRaggi/Lean,andrewhart098/Lean,kaffeebrauer/Lean,AlexCatarino/Lean,tomhunter-gh/Lean,QuantConnect/Lean,StefanoRaggi/Lean,QuantConnect/Lean,AlexCatarino/Lean,AnshulYADAV007/Lean,Jay-Jay-D/LeanSTP,young-zhang/Lean,redmeros/Lean,AlexCatarino/Lean,redmeros/Lean,AnshulYADAV007/Lean,young-zhang/Lean,Jay-Jay-D/LeanSTP,QuantConnect/Lean,Jay-Jay-D/LeanSTP,QuantConnect/Lean,redmeros/Lean,StefanoRaggi/Lean,andrewhart098/Lean,redmeros/Lean,AnshulYADAV007/Lean,StefanoRaggi/Lean