bump to v1.20.0-SNAPSHOT (#186)

Signed-off-by: Abdelsalem <abdelsalem.hedhili@rte-france.com>

Author: AbdelHedhili

pom.xml

@@ -18,7 +18,7 @@
     </parent>
 
     <artifactId>powsybl-case-datasource-client</artifactId>
-    <version>1.19.0</version>
+    <version>1.20.0-SNAPSHOT</version>
 
     <name>Case datasource client</name>
     <description>A data source implementation to load a case from a case server</description>