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/vfc/vfc-nfvo-driver-vnfm-gvnfm-python.yaml b/jjb/vfc/vfc-nfvo-driver-vnfm-gvnfm-python.yaml
index a1a7d23..2552386 100644
--- a/jjb/vfc/vfc-nfvo-driver-vnfm-gvnfm-python.yaml
+++ b/jjb/vfc/vfc-nfvo-driver-vnfm-gvnfm-python.yaml
@@ -8,7 +8,7 @@
       - 'master':
           branch: 'master'
     mvn-settings: 'vfc-nfvo-driver-vnfm-gvnfm-settings'
-    build-node: ubuntu1604-basebuild-4c-4g
+    build-node: ubuntu1604-builder-4c-4g
     subproject:
       - 'gvnfmadapter':
           path: 'gvnfmadapter'