feat: add print option to benchmark

[Copilot]

Adds a print option to control console output from benchmark(). Defaults to true.

Changes:

• Added print?: boolean to BenchmarkOptions interface (default: true)
• Conditionally log results based on option value

Usage:

import { benchmark } from '@exodus/test/benchmark'

// Print results (default)
await benchmark('test', { timeout: 1000 }, fn)

// Suppress output
await benchmark('test', { timeout: 1000, print: false }, fn)

Original prompt

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This section details on the original issue you should resolve

<issue_title>Add print: true|false option to benchmark</issue_title>
<issue_description>Default true</issue_description>

Comments on the Issue (you are @copilot in this section)

• Fixes Add print: true|false option to benchmark #57

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