Use /bin/bash for tests instead of /bin/zsh

diff --git a/tests/run_tests.sh b/tests/run_tests.sh
index 46c4645..53cd9fc 100755 (executable)
--- a/tests/run_tests.sh
+++ b/tests/run_tests.sh
@@ -1,4 +1,4 @@
-#!/bin/zsh
+#!/bin/bash
 # Filename:      run_tests
 # Purpose:       run unit tests for grml-autoconfig
 # Authors:       grml-team (grml.org), (c) Ulrich Dangel <mru@grml.org>