Sync up package descriptions (#1307)

Summary:
Pull Request resolved: https://github.com/facebook/yoga/pull/1307

This syncs up some of the descriptions, author names, etc between the different Yoga packages we are going to soon publish.

Reviewed By: cortinico

Differential Revision: D46664187

fbshipit-source-id: b15974efee31f349650e5d23f9fcaebaef6d6dd3

Yoga.podspec

@@ -11,10 +11,9 @@ Pod::Spec.new do |spec|
   spec.homepage = 'https://yogalayout.com/'
   spec.documentation_url = 'https://yogalayout.com/docs'
 
-  spec.summary = 'Yoga is a cross-platform layout engine which implements Flexbox.'
-  spec.description = 'Yoga is a cross-platform layout engine enabling maximum collaboration within your team by implementing an API many designers are familiar with, and opening it up to developers across different platforms.'
+  spec.summary = 'An embeddable and performant flexbox layout engine with bindings for multiple languages'
 
-  spec.authors = 'Facebook'
+  spec.authors = {'Meta Open Source' => 'opensource@meta.com'}
   spec.source = {
     :git => 'https://github.com/facebook/yoga.git',
     :tag => "v#{spec.version.to_s}",