lxc: correctly install configuration files

Signed-off-by: Luka Perkov <luka@openwrt.org>

utils/lxc/Makefile

@@ -165,6 +165,11 @@ define Package/lxc-common/install
 	$(INSTALL_DIR) $(1)/etc/lxc/
 	$(CP) \
 		$(PKG_INSTALL_DIR)/etc/lxc/default.conf \
+		$(1)/etc/lxc/default.conf
+
+	$(INSTALL_DIR) $(1)/etc/lxc/
+	$(CP) \
+		./files/lxc.conf \
 		$(1)/etc/lxc/lxc.conf
 
 	$(INSTALL_DIR) $(1)/lxc/

utils/lxc/files/lxc.conf

@@ -0,0 +1 @@
+lxc.lxcpath = /lxc

utils/lxc/patches/100-lxc-defconfig.patch

@@ -1,5 +0,0 @@
---- a/config/etc/default.conf.unknown
-+++ b/config/etc/default.conf.unknown
-@@ -1 +1,2 @@
-+lxc.lxcpath = /lxc
- lxc.network.type = empty