vending-machine: Add distro configuration (linux)

More changes to come, image, lvgl app and session service

Relate-to: https://git.ostc-eu.org/OSTC/planning/core-os/-/issues/226


Signed-off-by: Philippe Coval <philippe.coval@huawei.com>

meta-ohos-blueprints/conf/distro/allscenarios-linux-blueprint-vending-machine.conf

+# SPDX-FileCopyrightText: Huawei Inc.
+#
+# SPDX-License-Identifier: Apache-2.0
+
+# Distro configuration for the vending-machine blueprint
+
+require conf/distro/allscenarios-linux.conf
+
+DISTRO = "allscenarios-linux-blueprint-vending-machine"
+DISTRO_NAME = "AllScenariOS Vending-Machine Blueprint Linux Distro"
+
+# With our layer setup we would add any bbappend found from our
+# layers.conf. This means blueprint-specific appends would leak
+# into the package in our main distribution. To avoid this we
+# mask out the blueprint layers in the main distro and unmask
+# them only the blueprint distributions.
+BBMASK = ""