Update DecisionFocusedLearningBenchmarks requirement 0.7 in /docs

Updates the requirements on [DecisionFocusedLearningBenchmarks](https://github.com/JuliaDecisionFocusedLearning/DecisionFocusedLearningBenchmarks.jl) to permit the latest version.
- [Release notes](https://github.com/JuliaDecisionFocusedLearning/DecisionFocusedLearningBenchmarks.jl/releases)
- [Commits](JuliaDecisionFocusedLearning/DecisionFocusedLearningBenchmarks.jl@v0.6.1...v0.7.0)

---
updated-dependencies:
- dependency-name: DecisionFocusedLearningBenchmarks
  dependency-version: 0.7.0
  dependency-type: direct:production
...

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Author: dependabot[bot]

docs/Project.toml

@@ -9,7 +9,7 @@ Plots = "91a5bcdd-55d7-5caf-9e0b-520d859cae80"
 
 [compat]
 DecisionFocusedLearningAlgorithms = "0.2.0"
-DecisionFocusedLearningBenchmarks = "0.6.1"
+DecisionFocusedLearningBenchmarks = "0.6.1, 0.7"
 Documenter = "1.17.0"
 Flux = "0.16.10"
 Literate = "2.21.0"