bluez: Disable printing subsystem rule

By default bluez allows the printing subsystem to communicate
via dbus. This refers to the group lp which isn't available
on OpenWrt and makes dbus fail to start.

Signed-off-by: Daniel Engberg <daniel.engberg.lists@pyret.net>

utils/bluez/Makefile

@@ -9,7 +9,7 @@ include $(TOPDIR)/rules.mk
 
 PKG_NAME:=bluez
 PKG_VERSION:=5.49
-PKG_RELEASE:=1
+PKG_RELEASE:=2
 
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.xz
 PKG_SOURCE_URL:=@KERNEL/linux/bluetooth/

utils/bluez/patches/204-no-printing-subsystem.patch

@@ -0,0 +1,17 @@
+diff --git a/src/bluetooth.conf b/src/bluetooth.conf
+index 0c0b221..013cf97 100644
+--- a/src/bluetooth.conf
++++ b/src/bluetooth.conf
+@@ -26,10 +26,10 @@
+   </policy>
+ 
+   <!-- allow users of lp group (printing subsystem) to 
+-       communicate with bluetoothd -->
++       communicate with bluetoothd
+   <policy group="lp">
+     <allow send_destination="org.bluez"/>
+-  </policy>
++  </policy> -->
+ 
+   <policy context="default">
+     <deny send_destination="org.bluez"/>