Update table header in README.md

[aaltshuler]

Greptile Summary

The PR clarifies the README’s “Why orbit” table by renaming its first column from “Benefit” to “Pillar.”

• Updates one Markdown table header without changing the table structure or content.

Confidence Score: 5/5

The PR appears safe to merge.

The change is limited to a valid Markdown table-header rename and introduces no behavioral, documentation, or security defect.

Important Files Changed

Filename	Overview
README.md	Renames the first “Why orbit” table header from “Benefit” to “Pillar”; the Markdown remains valid and no actionable issue was found.

_{Reviews (1): Last reviewed commit: "Update table header in README.md" | Re-trigger Greptile}