lua: opt-out of lto usage

This fixes building with USE_LTO enabled.

<artificial>:(.text+0xcc8): relocation R_MIPS16_26 against `luaL_argerror' cannot be used when making a shared object; recompile with -fPIC
./openwrt/staging_dir/toolchain-mips_24kc_gcc-12.3.0_musl/lib/gcc/mips-openwrt-linux-musl/12.3.0/../../../../mips-openwrt-linux-musl/bin/ld.bfd: non-dynamic relocations refer to dynamic symbol strcpy
./openwrt/staging_dir/toolchain-mips_24kc_gcc-12.3.0_musl/lib/gcc/mips-openwrt-linux-musl/12.3.0/../../../../mips-openwrt-linux-musl/bin/ld.bfd: failed to set dynamic section sizes: bad value
collect2: error: ld returned 1 exit status

Signed-off-by: Anari Jalakas <anari.jalakas@gmail.com>

package/utils/lua/Makefile

@@ -21,6 +21,8 @@ PKG_LICENSE:=MIT
 PKG_LICENSE_FILES:=COPYRIGHT
 PKG_CPE_ID:=cpe:/a:lua:lua
 
+PKG_BUILD_FLAGS:=no-lto
+
 HOST_PATCH_DIR := ./patches-host
 
 include $(INCLUDE_DIR)/package.mk