updated become user for upgrade

resources/custom-properties.yml

diff --git a/resources/custom-properties.yml b/resources/custom-properties.yml
index ddef754..27b78f1 100644
--- a/resources/custom-properties.yml
+++ b/resources/custom-properties.yml
@@ -61,6 +61,9 @@
 - rng-tools
 - sed
 
+yum_exclude_packages:
+- 'qpid-proton-c'
+
 # These are optional yum packages that are useful for troubleshooting
 os_packages:
 - lsof