revert compat updates

ablaom · ablaom · commit 97567073e3a0 · 2022-04-11T17:46:17.000+12:00
diff --git a/Project.toml b/Project.toml
@@ -12,6 +12,6 @@ Random = "9a3f8284-a2c9-5f02-9a11-845980a1fd5c"
 
 [compat]
 Distributions = "0.25"
-MLJBase = "0.20"
-MLJTuning = "0.7"
+MLJBase = "0.18"
+MLJTuning = "0.6.11"
 julia = "1.4"
