update the readme to better reflect your module

[shoulders]

A Storage Benchmark Utility for Cockpit. --> A Visual Benchmarking Utility for Cockpit. Test how fast your storage is, easily.

Notice the word visual

I would also get cockpit to update the description here: https://cockpit-project.org/applications

Ref: https://www.45drives.com/community/articles/we-built-a-visual-benchmarking-module-for-cockpit/

[CholoTook]

Nice suggestion. Please provide a PR.