Update README.md

Author: ArnauPrat

README.md

@@ -15,6 +15,6 @@ ldbc_snb_datagen is GPLv3 licensed, to see detailed information about this licen
 * **[Output](https://github.com/ldbc-dev/ldbc_snb_datagen_0.2/wiki/Data-Output)**
 * **[Troubleshooting](https://github.com/ldbc-dev/ldbc_snb_datagen_0.2/wiki/Throubleshooting)**
 
-** Community provided tools **
+**Community provided tools**
 
 * **[Apache Flink Loader:] (https://github.com/s1ck/ldbc-flink-import)** A loader of LDBC datasets for Apache Flink