Update Insight.cs
Update Insight.cs

Add Weight to Insight constructors where missing/necessary.

StefanoRaggi/Lean,jameschch/Lean,AlexCatarino/Lean,StefanoRaggi/Lean,AlexCatarino/Lean,jameschch/Lean,QuantConnect/Lean,JKarathiya/Lean,QuantConnect/Lean,AlexCatarino/Lean,jameschch/Lean,StefanoRaggi/Lean,StefanoRaggi/Lean,jameschch/Lean,jameschch/Lean,StefanoRaggi/Lean,QuantConnect/Lean,AlexCatarino/Lean,JKarathiya/Lean,QuantConnect/Lean,JKarathiya/Lean,JKarathiya/Lean