fix in basebuild python package

Change-Id: I221b41feea80f791258dd494bc2e53d2d069910c
diff --git a/packer/provision/basebuild.sh b/packer/provision/basebuild.sh
index 84ef627..9ca0453 100644
--- a/packer/provision/basebuild.sh
+++ b/packer/provision/basebuild.sh
@@ -94,7 +94,7 @@
         pyyaml \
         robotframework \
         robotframework-httplibrary \
-        robotframework-kafkalibrary
+        robotframework-kafkalibrary \
         robotframework-requests \
         robotframework-sshlibrary \
         virtualenv