davfs2: No forced stack protector

davfs2 had hardcoded value for stack protector. If stack protector is disabled
in toolchain, it would break the build. Disabling the hardcoded value, counting
on settings in cross-build system.

Signed-off-by: Michal Hrusecky <michal.hrusecky@nic.cz>
[bump PKG_RELEASE]
Signed-off-by: Etienne CHAMPETIER <champetier.etienne@gmail.com>

net/davfs2/Makefile

@@ -9,7 +9,7 @@ include $(TOPDIR)/rules.mk
 
 PKG_NAME:=davfs2
 PKG_VERSION:=1.5.4
-PKG_RELEASE:=1
+PKG_RELEASE:=2
 
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.gz
 PKG_SOURCE_URL:=http://download.savannah.gnu.org/releases/davfs2/

net/davfs2/patches/200-davfs2-1.5.4-no-forced-stack-protector.patch

@@ -0,0 +1,12 @@
+--- a/src/Makefile.am
++++ b/src/Makefile.am
+@@ -32,8 +32,7 @@ mount_davfs_SOURCES = cache.c dav_coda.c
+         kernel_interface.h mount_davfs.h webdav.h
+ umount_davfs_SOURCES = umount_davfs.c defaults.h
+ 
+-AM_CFLAGS = -Wall -Werror=format-security \
+-        -fstack-protector-strong --param=ssp-buffer-size=4
++AM_CFLAGS = -Wall -Werror=format-security
+ DEFS = -DPROGRAM_NAME=\"mount.davfs\" \
+        -DDAV_SYS_CONF_DIR=\"$(pkgsysconfdir)\" \
+        -DDAV_LOCALSTATE_DIR=\"$(dav_localstatedir)\" \