Rename basebuild to builder

Rename nodes from "basebuild" to "builder" in preparation
for updating to common-packer.

Change-Id: I6ff64e3ee5c856391430296aded45d84c46de171
Issue-ID: CIMAN-33
Signed-off-by: Jessica Wagantall <jwagantall@linuxfoundation.org>
diff --git a/jjb/aaf/aaf-cadi.yaml b/jjb/aaf/aaf-cadi.yaml
index 5752db1..8943f5c 100644
--- a/jjb/aaf/aaf-cadi.yaml
+++ b/jjb/aaf/aaf-cadi.yaml
@@ -19,7 +19,7 @@
     jobs:
       - gerrit-maven-sonar
     cron: 'H 11 * * *'
-    build-node: ubuntu1604-basebuild-4c-4g
+    build-node: ubuntu1604-builder-4c-4g
     project: 'aaf/cadi'
     project-name: 'aaf-cadi'
     branch: 'master'