[v9] fix: remove CSE hack, fix unscalarized variables in initializeprobpmap#3696

AayushSabharwal merged 2 commits intoSciML:backport-v9SciML/ModelingToolkit.jl:backport-v9from

AayushSabharwal:as/v9-array-initprobpmapAayushSabharwal/ModelingToolkit.jl:as/v9-array-initprobpmapCopy head branch name to clipboard