Update DecisionFocusedLearningBenchmarks requirement 0.7 in /test

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]

test/Project.toml

@@ -16,7 +16,7 @@ DecisionFocusedLearningAlgorithms = {path = ".."}
 [compat]
 Aqua = "0.8"
 DecisionFocusedLearningAlgorithms = "0.2.3"
-DecisionFocusedLearningBenchmarks = "0.6.1"
+DecisionFocusedLearningBenchmarks = "0.6.1, 0.7"
 Documenter = "1"
 InferOpt = "0.7.2"
 MLUtils = "0.4"