test suite: t-debpolicy: mkdir -p the git repo

This makes t-debpolicy compatible with (eg) setup imports that already
made a $tmp/git.

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

1 files changed, 1 insertions, 1 deletions

diff --git a/tests/lib b/tests/lib
index c470224..78ec9a7 100644
--- a/tests/lib
+++ b/tests/lib
@@ -1187,7 +1187,7 @@ t-debpolicy () {
 	t-dsd
 	t-policy dgit-repos-policy-debian
 
-	mkdir $tmp/git
+	mkdir -p $tmp/git
 	t-policy-admin create-db
 }