Update DecisionFocusedLearningAlgorithms requirement to 0.2.0 in /test (#22)

Updates the requirements on [DecisionFocusedLearningAlgorithms](https://github.com/JuliaDecisionFocusedLearning/DecisionFocusedLearningAlgorithms.jl) to permit the latest version.
- [Release notes](https://github.com/JuliaDecisionFocusedLearning/DecisionFocusedLearningAlgorithms.jl/releases)
- [Commits](v0.1.0...v0.2.0)

---
updated-dependencies:
- dependency-name: DecisionFocusedLearningAlgorithms
  dependency-version: 0.2.0
  dependency-type: direct:production
...

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test/Project.toml

@@ -15,6 +15,7 @@ DecisionFocusedLearningAlgorithms = {path = ".."}
 
 [compat]
 Aqua = "0.8"
+DecisionFocusedLearningAlgorithms = "0.2.0"
 DecisionFocusedLearningBenchmarks = "0.5"
 Documenter = "1"
 JuliaFormatter = "2"