Warn if top star package not found
Warn if top star package not found

same way as for top change

JuliaCI/PackageEvaluator.jl,ScottPJones/PackageEvaluator.jl,IainNZ/PackageEvaluator.jl,IainNZ/PackageEvaluator.jl,ScottPJones/PackageEvaluator.jl,JuliaCI/PackageEvaluator.jl,IainNZ/PackageEvaluator.jl,ScottPJones/PackageEvaluator.jl,JuliaCI/PackageEvaluator.jl