Add compat entries for benchmarks (#945)

Author: penelopeysm

benchmarks/Project.toml

@@ -19,7 +19,10 @@ StableRNGs = "860ef19b-820b-49d6-a774-d7a799459cd3"
 ADTypes = "1.14.0"
 BenchmarkTools = "1.6.0"
 Distributions = "0.25.117"
+DynamicPPL = "0.36"
 ForwardDiff = "0.10.38, 1"
 LogDensityProblems = "2.1.2"
+Mooncake = "0.4"
 PrettyTables = "2.4.0"
 ReverseDiff = "1.15.3"
+StableRNGs = "1"