.travis.yml: Install python3-tomli in all build jobs

Since commit 1f97715c83 ('Revert "python: use vendored tomli"')
this package is a hard requirement for compiling QEMU, so install
it now in all Travis jobs, too.

Message-ID: <20240624094807.182313-1-thuth@redhat.com>
Acked-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Thomas Huth <thuth@redhat.com>
1 file changed