tests: Work around a binutils behaviour change

See https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=964457

Signed-off-by: Simon McVittie <smcv@collabora.com>
4 jobs for double-version in 7 minutes and 35 seconds (queued for 3 seconds)
Status Job ID Name Coverage
  Test
manual #40176
allowed to fail manual
build:arch
passed #40175
build:bionic

00:07:34

passed #40174
build:buster

00:07:15

passed #40173
build:stretch

00:07:33