Improve benchmarks plotting with standardized styles.

[MohamedElashri]

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[Copilot]

Copilot reviewed 7 out of 7 changed files in this pull request and generated no comments.

Comments suppressed due to low confidence (2)

benchmarks/benchmark_arithmetic_and_derived.py:135

• Ensure that the identifier 'Scikit Vector' is used consistently across all benchmarking modules and update any remaining references to the old 'Vector' nomenclature to avoid confusion.

elif vector_type == "Scikit Vector":  # Changed from "Vector" to "Scikit Vector"

benchmarks/benchmark_initialization.py:183

• [nitpick] Consider centralizing the creation of the plots directory in a shared utility to reduce redundancy across benchmark modules.

os.makedirs("benchmarks/plots", exist_ok=True)