[libgda] tests: added time to test for threading

[Daniel Espinosa Ortiz <despinosa src gnome org>]

commit 4a05aa4691feac8bed60b2a79c866156d7b1d5bb
Author: Daniel Espinosa Ortiz <esodan gmail com>
Date:   Mon Jan 7 20:00:41 2019 -0600

    tests: added time to test for threading

 tests/multi-threading/meson.build | 1 +
 1 file changed, 1 insertion(+)
---
diff --git a/tests/multi-threading/meson.build b/tests/multi-threading/meson.build
index d48a2d439..dcd414037 100644
--- a/tests/multi-threading/meson.build
+++ b/tests/multi-threading/meson.build
@@ -45,6 +45,7 @@ tchkmthlk = executable('check_cnc_lock',
        install: false
        )
 test('MultiThreadConnectionLock', tchkmthlk,
+       timeout: 300,
        env: [
                'GDA_TOP_SRC_DIR='+meson.source_root(),
                'GDA_TOP_BUILD_DIR='+meson.build_root()