Make FittedItemBanks requirement caret

Author: Frankie Robertson

Project.toml

@@ -51,7 +51,7 @@ Distributions = "0.25"
 DocStringExtensions = "^0.8, ^0.9"
 EffectSizes = "^1.0.1"
 FillArrays = "0.13, 1.5.0"
-FittedItemBanks = "0.6.0"
+FittedItemBanks = "^0.6.0"
 ForwardDiff = "0.10"
 HCubature = "1"
 HypothesisTests = "^0.11.0"