Add new ebook (#6019)

* add_new_book

* fix cover title

* updates from review

* update order

* update order

src/_data/books.yml

@@ -40,6 +40,13 @@
   cover: flutter-in-action.jpg
   link: "https://www.amazon.com/Flutter-Action-Eric-Windmill/dp/1617296147"
   desc: "Flutter in Action teaches you to build professional-quality mobile applications using the Flutter SDK and the Dart programming language."
+- title: 'Flutter Libraries we love'
+  authors: 
+    - Codemagic
+  publisher: Codemagic
+  cover: flutter_libraries_we_love.png
+  link: "https://codemagic.io/flutter-libraries-ebook/"
+  desc: "\"Flutter libraries we love\" focuses on 11 different categories of Flutter libraries. Each category lists available libraries as well as a highlighted library that is covered in more detail – including pros and cons, developer's perspective, and real-life code examples. The code snippets of all 11 highlighted libraries support Flutter 2 with sound null safety."
 - title: 'Flutter Succinctly'
   authors:
     - Ed Freitas
@@ -75,4 +82,4 @@
   publisher: Pragmatic Bookshelf
   cover: programming-flutter.jpg
   link: "https://pragprog.com/book/czflutr"
-  desc: "Native, Cross-Platform Apps the Easy Way. Doesn't require previous Dart knowledge."
+  desc: "Native, Cross-Platform Apps the Easy Way. Doesn't require previous Dart knowledge."