Update DecisionFocusedLearningAlgorithms requirement to 0.2.0 in /docs (#21)

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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docs/Project.toml

@@ -8,6 +8,7 @@ MLUtils = "f1d291b0-491e-4a28-83b9-f70985020b54"
 Plots = "91a5bcdd-55d7-5caf-9e0b-520d859cae80"
 
 [compat]
+DecisionFocusedLearningAlgorithms = "0.2.0"
 Documenter = "1.17.0"
 Flux = "0.16.10"
 MLUtils = "0.4.9"