CompatHelper: add new compat entry for DynamicPPL at version 0.38 for package test, (keep existing compat) (#2701)

Co-authored-by: CompatHelper Julia <[email protected]>

Author: github-actions[bot]

test/Project.toml

@@ -53,6 +53,7 @@ Combinatorics = "1"
 Distributions = "0.25"
 DistributionsAD = "0.6.3"
 DynamicHMC = "2.1.6, 3.0"
+DynamicPPL = "0.38"
 FiniteDifferences = "0.10.8, 0.11, 0.12"
 ForwardDiff = "0.10.12 - 0.10.32, 0.10, 1"
 HypothesisTests = "0.11"