gmp: disable assembly to fix build on systems that use PIE binaries

Signed-off-by: Felix Fietkau <nbd@openwrt.org>

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@45887 3c298f89-4303-0410-b956-a3cf2f4a3e73

tools/gmp/Makefile

@@ -24,6 +24,7 @@ unexport CFLAGS
 HOST_CONFIGURE_ARGS += \
 	--enable-static \
 	--disable-shared \
+	--disable-assembly \
 	--enable-cxx \
 	--enable-mpbsd