Add golang section for french and add book (#10408)

* Add golang section for french and add book

* fix linter issue

* remove github beside author

Co-authored-by: Eric Hellman <eric@hellman.net>

---------

Co-authored-by: Eric Hellman <eric@hellman.net>

books/free-programming-books-fr.md

@@ -17,6 +17,7 @@
 * [Coq](#coq)
 * [Fortran](#fortran)
 * [Git](#git)
+* [Go](#go)
 * [Haskell](#haskell)
 * [HTML and CSS](#css)
 * [Java](#java)
@@ -152,6 +153,11 @@
 * [Pro Git](http://www.git-scm.com/book/fr/) - Scott Chacon, Ben Straub (HTML, PDF, EPUB)
 
 
+### Go
+
+* [Développer une application Web en Go](https://astaxie.gitbooks.io/build-web-application-with-golang/content/fr/) - astaxie
+
+
 ### Java
 
 * [Développons en Java](http://www.jmdoudoux.fr/accueil_java.htm#dej) - Jean-Michel DOUDOUX (3400 pages!)