Remove duplicate v4.6.3 line in Changelog

README.md

@@ -22,7 +22,6 @@ Get started at http://fontawesome.io!
 ## Changelog
 - [v4.7.0 GitHub pull request](https://github.com/FortAwesome/Font-Awesome/pull/10012)
 - [v4.6.3 GitHub pull request](https://github.com/FortAwesome/Font-Awesome/pull/9189)
-- [v4.6.3 GitHub pull request](https://github.com/FortAwesome/Font-Awesome/pull/9189)
 - [v4.6.2 GitHub pull request](https://github.com/FortAwesome/Font-Awesome/pull/9117)
 - [v4.6.1 GitHub pull request](https://github.com/FortAwesome/Font-Awesome/pull/8962)
 - [v4.6.0 GitHub milestones](https://github.com/FortAwesome/Font-Awesome/issues?q=milestone%3A4.6.0+is%3Aclosed)

src/README.md-nobuild

@@ -24,7 +24,6 @@ Get started at {{ site.fontawesome.url }}!
 ## Changelog
 - [v4.7.0 GitHub pull request](https://github.com/FortAwesome/Font-Awesome/pull/10012)
 - [v4.6.3 GitHub pull request](https://github.com/FortAwesome/Font-Awesome/pull/9189)
-- [v4.6.3 GitHub pull request](https://github.com/FortAwesome/Font-Awesome/pull/9189)
 - [v4.6.2 GitHub pull request](https://github.com/FortAwesome/Font-Awesome/pull/9117)
 - [v4.6.1 GitHub pull request](https://github.com/FortAwesome/Font-Awesome/pull/8962)
 - [v4.6.0 GitHub milestones](https://github.com/FortAwesome/Font-Awesome/issues?q=milestone%3A4.6.0+is%3Aclosed)