feat: solve initialization problem for null solutions/integrators#1051

AayushSabharwal wants to merge 1 commit intoSciML:masterSciML/DiffEqBase.jl:masterfrom

AayushSabharwal:as/param-initprobAayushSabharwal/DiffEqBase.jl:as/param-initprobCopy head branch name to clipboard