test-simplify: Explicitly use bash

The script uses bash features, after all.

https://bugzilla.gnome.org/show_bug.cgi?id=755274

diff --git a/testsuite/tools/test-simplify.in b/testsuite/tools/test-simplify.in
index 2de4366b1685d12ac6a4b6f8f4fdd04365e08ca1..6b4f2e8131b6b888aaf5404697588c6b0a10e72d 100755 (executable)
--- a/testsuite/tools/test-simplify.in
+++ b/testsuite/tools/test-simplify.in
@@ -1,4 +1,4 @@
-#! /bin/sh
+#! /bin/bash
 
 GTK_BUILDER_TOOL=${GTK_BUILDER_TOOL:-gtk-builder-tool}
 TEST_DATA_DIR=${TEST_DATA_DIR:-./simplify}