fix typo in test commit log message
diff --git a/regress/cmdline/update.sh b/regress/cmdline/update.sh
index 6eabac8..e4c5367 100755
--- a/regress/cmdline/update.sh
+++ b/regress/cmdline/update.sh
@@ -1459,7 +1459,7 @@ function test_update_bumps_base_commit_id {
return 1
fi
- echo "psi changed zeta with git" > $testroot/repo/epsilon/zeta
+ echo "changed zeta with git" > $testroot/repo/epsilon/zeta
(cd $testroot/repo && git add .)
git_commit $testroot/repo -m "changing zeta with git"