Add compat entry for MLD

Author: penelopeysm

Project.toml

@@ -67,6 +67,7 @@ JET = "0.9, 0.10"
 KernelAbstractions = "0.9.33"
 LinearAlgebra = "1.6"
 LogDensityProblems = "2"
+MarginalLogDensities = "0.4.1"
 MCMCChains = "6, 7"
 MacroTools = "0.5.6"
 Mooncake = "0.4.147"