Bump json-smart from 1.0.9 to 2.3 in /core

Bumps [json-smart](https://github.com/netplex/json-smart-v2) from 1.0.9 to 2.3.
- [Release notes](https://github.com/netplex/json-smart-v2/releases)
- [Commits](https://github.com/netplex/json-smart-v2/commits)

Signed-off-by: dependabot[bot] <support@github.com>

Closes #89

Change-Id: I34f0dd1d9085add4283c6a7be7318b91c5307c3a
diff --git a/core/pom.xml b/core/pom.xml
index c70334a..4757688 100644
--- a/core/pom.xml
+++ b/core/pom.xml
@@ -164,7 +164,7 @@
 		<dependency>
 			<groupId>net.minidev</groupId>
 			<artifactId>json-smart</artifactId>
-			<version>1.0.9</version>
+			<version>2.3</version>
 		</dependency>
 		
 		<!-- Jersey 1x originally uses codehaus -->