bluez5: Install main.conf and enable BLE on boot

Add bbappend to install main.conf file and set
AutoEnable flag to bring up BLE during boot.
Other options are commented out by default, they
may be useful for further BLE behavior tuning.

Signed-off-by: Zbigniew Bodek <zbigniew.bodek@huawei.com>

meta-ohos-demo/recipes-connectivity/bluez5/bluez5_%.bbappend

+do_install_append() {
+	# Install main.conf file and turn on AutoEnable flag
+	# to bring up BLE controller on boot.
+	if [ -f ${S}/src/main.conf ]; then
+		install -m 0644 ${S}/src/main.conf ${D}/${sysconfdir}/bluetooth/
+		sed -i 's/#AutoEnable=false/AutoEnable=true/g' \
+			${D}/${sysconfdir}/bluetooth/main.conf
+	fi
+}