Update common-packer to HEAD

Update common-packer to fetch ARM related changes

Change-Id: I51debb6bff0ded70103eb08817b6a30ceac6b4a8
Issue-ID: CIMAN-33
Signed-off-by: Jessica Wagantall <jwagantall@linuxfoundation.org>

diff --git a/packer/common-packer b/packer/common-packer
index 41aa0e4..0029afe 160000 (submodule)
--- a/packer/common-packer
+++ b/packer/common-packer
@@ -1 +1 @@
-Subproject commit 41aa0e4c7609333e11aa0b48fe67ca67b25cf6eb
+Subproject commit 0029afef91fd71afbd62ad41d09a3c4b05cceaa8