Fix: Update common-packer to latest v0.16.0

Change-Id: Ibf385ecebd6a4a42feef10d645db5673c9b79f53
Signed-off-by: Anil Belur <abelur@linuxfoundation.org>

diff --git a/packer/common-packer b/packer/common-packer
index d4e1f792fb08af9a269710d0bca7c50b53eb5ec8..8c3ae494a65cb0939f64a82aba0b02ed413f3658 160000 (submodule)
--- a/packer/common-packer
+++ b/packer/common-packer
@@ -1 +1 @@
-Subproject commit d4e1f792fb08af9a269710d0bca7c50b53eb5ec8
+Subproject commit 8c3ae494a65cb0939f64a82aba0b02ed413f3658