[tracker] functional-tests: Require Bash for test runner

[Sam Thursfield <sthursfield src gnome org>]

commit dc01e6888fbee3912b208c79dc0a68279bf5feff
Author: Sam Thursfield <sam afuera me uk>
Date:   Sat Nov 24 11:24:22 2018 +0100

    functional-tests: Require Bash for test runner
    
    We need to clean up on errors. There isn't a 'standard' way to do this,
    so this script needs to explicitly depend on Bash.
    
    Fixes https://gitlab.gnome.org/GNOME/tracker-miners/issues/42

 tests/functional-tests/test-runner.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/tests/functional-tests/test-runner.sh b/tests/functional-tests/test-runner.sh
index 019d0414f..15967f39e 100755
--- a/tests/functional-tests/test-runner.sh
+++ b/tests/functional-tests/test-runner.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 #
 # Test runner script for Tracker's functional tests