obs: factor out projects array.

projects array is used in two scripts move it to
obs-pkgs.sh

Signed-off-by: Jose Carlos Venegas Munoz <jose.carlos.venegas.munoz@intel.com>

obs-packaging/scripts/obs-pkgs.sh

@@ -0,0 +1,18 @@
+#!/bin/bash
+# Copyright (c) 2018 Intel Corporation
+#
+# SPDX-License-Identifier: Apache-2.0
+#
+
+#Note:Lets update qemu and the kernel first, they take longer to build.
+#Note: runtime is build at the end to get the version from all its dependencies.
+OBS_PKGS_PROJECTS=(
+	qemu-lite
+	qemu-vanilla
+	kernel
+	kata-containers-image
+	proxy
+	shim
+	ksm-throttler
+	runtime
+)