send-email: simplify Gmail example in the documentation

diff --git a/t/t3513-revert-submodule.sh b/t/t3513-revert-submodule.sh
index a1c4e0216ff7421082a957e5b7789f3cc9a13181..db9378142a93338d2988f40e2748bc476490bcd5 100755 (executable)
--- a/t/t3513-revert-submodule.sh
+++ b/t/t3513-revert-submodule.sh
@@ -14,11 +14,11 @@ test_description='revert can handle submodules'
 git_revert () {
        git status -su >expect &&
        ls -1pR * >>expect &&
-       tar czf "$TRASH_DIRECTORY/tmp.tgz" * &&
+       tar cf "$TRASH_DIRECTORY/tmp.tar" * &&
        git checkout "$1" &&
        git revert HEAD &&
        rm -rf * &&
-       tar xzf "$TRASH_DIRECTORY/tmp.tgz" &&
+       tar xf "$TRASH_DIRECTORY/tmp.tar" &&
        git status -su >actual &&
        ls -1pR * >>actual &&
        test_cmp expect actual &&