test suite: tag-to-upload tests: Set LC_MESSAGES in with-mangled

t-expect-fail would do this but we aren't using it here, so we need to
do it explicitly.

This will avoid the tests failing in some locales.

Signed-off-by: Ian Jackson <ijackson@chiark.greenend.org.uk>

1 files changed, 1 insertions, 0 deletions

diff --git a/tests/tests/tagupl b/tests/tests/tagupl
index 3b0a7a0..0f6ff98 100755
--- a/tests/tests/tagupl
+++ b/tests/tests/tagupl
@@ -65,6 +65,7 @@ with-mangled () {
 	perl <../basetag >../badtag-$ident -pe "$perl"
 	git tag -u Senatus -f -s -m "$(cat ../badtag-$ident)" "$tagname"
 
+	LC_MESSAGES=C \
 	t-tagupl-run-drs $tmp/$p
 }