Add libjchart-java rosdep key (#39661)

https://packages.debian.org/trixie/libjchart2d-java
https://packages.ubuntu.com/noble/libjchart2d-java

Author: tfoote

rosdep/base.yaml

@@ -3974,6 +3974,9 @@ libjansson-dev:
   ubuntu: [libjansson-dev]
 libjaxp1.3-java:
   debian: [libjaxp1.3-java]
+libjchart2d-java:
+  debian: [libjchart2d-java]
+  ubuntu: [libjchart2d-java]
 libjpeg:
   arch: [libjpeg-turbo]
   debian: [libjpeg-dev]