libuhttpd: update to 2.0.3

ecb3ea9 Fix compile error on openwrt-x64
d9ef540 mention some code in lua_template.c copied from.

Signed-off-by: Jianhui Zhao <jianhuizhao329@gmail.com>

libs/libuhttpd/Makefile

@@ -8,13 +8,13 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=libuhttpd
-PKG_VERSION:=2.0.2
+PKG_VERSION:=2.0.3
 PKG_RELEASE:=1
 
 PKG_SOURCE_PROTO:=git
 PKG_SOURCE_VERSION:=v$(PKG_VERSION)
 PKG_SOURCE_URL=https://github.com/zhaojh329/libuhttpd.git
-PKG_MIRROR_HASH:=206b48ea169654ae7f25c8877c55ac66cda6275d293e6a32f0bc11e4a9adb20e
+PKG_MIRROR_HASH:=f20e4081ba1bbea277a3c86f28fa451d54546817a58814fff91470550a5b8e5d
 CMAKE_INSTALL:=1
 
 PKG_BUILD_DIR=$(BUILD_DIR)/$(PKG_NAME)-$(BUILD_VARIANT)/$(PKG_SOURCE_SUBDIR)