style: remove extra lines

Signed-off-by: Otavio Santana <[email protected]>

Author: otaviojava

README.adoc

@@ -3,7 +3,6 @@
 
 image::http://www.jnosql.org/img/logos/mongodb.png[MongoDB, width=200px]
 
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 **Mongodb**: MongoDB is a free and open-source cross-platform document-oriented database program. Classified as a NoSQL database program, MongoDB uses JSON-like documents with schemas.
 
 == How to install with Docker