docs: rephrased description

packages/geometry/README.md

@@ -3,7 +3,7 @@
 [![style: very good analysis][very_good_analysis_badge]][very_good_analysis_link]
 [![License: MIT][license_badge]][license_link]
 
-Helper package to calculate points of lines, arcs and curves for the pathways of the ball.
+Provides a set of helpers for working with 2D geometry.
 
 [license_badge]: https://img.shields.io/badge/license-MIT-blue.svg
 [license_link]: https://opensource.org/licenses/MIT

packages/geometry/pubspec.yaml

@@ -1,5 +1,5 @@
 name: geometry
-description: Helper package to calculate points of lines, arcs and curves for the pathways of the ball
+description: Provides a set of helpers for working with 2D geometry.
 version: 1.0.0+1
 publish_to: none