Change jenkins node to the 24.04 image

Signed-off-by: Joey Armstrong <jarmstrong@linuxfoundation.org>
Change-Id: I29d05962cfb27aa9618afb7ddbe813276d69c7e6
diff --git a/jjb/bbr.yaml b/jjb/bbr.yaml
index d8467cc..54ae3a5 100644
--- a/jjb/bbr.yaml
+++ b/jjb/bbr.yaml
@@ -49,7 +49,7 @@
       - string:
           name: buildNode
           # default: 'ubuntu18.04-basebuild-4c-8g'
-          default: 'voltha-1804-micro'
+          default: 'ubuntu-basebuild-24.04-4c-15g'
           description: 'Name of the Jenkins node to run the job on'
 
 # [EOF]