t1510-repo-setup.sh: remove useless mkdir

Signed-off-by: Tao Qingyun <845767657@qq.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/t/t1510-repo-setup.sh b/t/t1510-repo-setup.sh
index e6854b8..972bd9c 100755 (executable)
--- a/t/t1510-repo-setup.sh
+++ b/t/t1510-repo-setup.sh
@@ -238,7 +238,6 @@ test_expect_success '#0: nonbare repo, no explicit configuration' '
 '
 
 test_expect_success '#1: GIT_WORK_TREE without explicit GIT_DIR is accepted' '
-       mkdir -p wt &&
        try_repo 1 "$here" unset unset "" unset \
                "$here/1/.git" "$here" "$here" 1/ \
                "$here/1/.git" "$here" "$here" 1/sub/ 2>message &&