docbook-xsl-stylesheets: no bashism in docbook-xsl-update

The checkbashisms shows there is no bashism, so use /bin/sh.

Upstream-Status: Pending

Signed-off-by: Chong Lu <Chong.Lu@windriver.com>
---
 tools/bin/docbook-xsl-update | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/bin/docbook-xsl-update b/tools/bin/docbook-xsl-update
index aba0016..cc73aa2 100755
--- a/tools/bin/docbook-xsl-update
+++ b/tools/bin/docbook-xsl-update
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/bin/sh
 # vim: number
 
 # docbook-xsl-update - Update environment to latest docbook-xsl snapshot
-- 
1.9.1