Move python3-software-properties apt install to baseline.sh

Change-Id: I27a638e9c51b455eda35e22b8f68330c64053bb0
diff --git a/packer/provision/basebuild.sh b/packer/provision/basebuild.sh
index 4ef2637..0067107 100644
--- a/packer/provision/basebuild.sh
+++ b/packer/provision/basebuild.sh
@@ -37,7 +37,6 @@
         python \
         python-pip \
         python-virtualenv \
-        python3-software-properties \
         rsync \
         ssh \
         zip
diff --git a/packer/provision/baseline.sh b/packer/provision/baseline.sh
index c8a720d..ccfc859 100644
--- a/packer/provision/baseline.sh
+++ b/packer/provision/baseline.sh
@@ -222,7 +222,7 @@
     echo "---> Updating operating system"
 
     apt-get update -m
-    apt-get install -y software-properties-common apt-transport-https
+    apt-get install -y python3-software-properties software-properties-common apt-transport-https
 
     # add additional repositories
     add-apt-repository "deb http://us.archive.ubuntu.com/ubuntu $(lsb_release -sc) main universe restricted multiverse"