bump MLJTestInterface compat; bump version 0.4.0

Author: ablaom

Project.toml

@@ -1,7 +1,7 @@
 name = "MLJTestIntegration"
 uuid = "697918b4-fdc1-4f9e-8ff9-929724cee270"
 authors = ["Anthony D. Blaom <[email protected]>"]
-version = "0.3.0"
+version = "0.4.0"
 
 [deps]
 MLJ = "add582a8-e3ab-11e8-2d5e-e98b27df1bc7"
@@ -12,6 +12,6 @@ Test = "8dfed614-e22c-5e08-85e1-65c5234f0b40"
 
 [compat]
 MLJ = "0.18, 0.19, 0.20"
-MLJTestInterface = "0.1"
+MLJTestInterface = "0.2"
 NearestNeighborModels = "0.2"
 julia = "1.6"