tests: shell: fix bashism

The `<(cmd)` redirection is specific to Bash.  Update the shebang
accordingly.

Fixes: 63ab4fe3a191 ("ebtables: Avoid dropping policy when flushing")
Signed-off-by: Jeremy Sowden <jeremy@azazel.net>
Signed-off-by: Florian Westphal <fw@strlen.de>

diff --git a/iptables/tests/shell/testcases/ebtables/0007-chain-policies_0 b/iptables/tests/shell/testcases/ebtables/0007-chain-policies_0
index faf37d02eaea0f2831260c91c1e393cae30c41c8..d79f91b1446d3e9f1fbedbc65c136e9e32c09208 100755 (executable)
--- a/iptables/tests/shell/testcases/ebtables/0007-chain-policies_0
+++ b/iptables/tests/shell/testcases/ebtables/0007-chain-policies_0
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 case "$XT_MULTI" in
 *xtables-nft-multi)