[epiphany] Disable safe browsing test when feature is disabled

[Michael Catanzaro <mcatanzaro src gnome org>]

commit 03a8b0696180cb8ab074763ec1396861d9ad4669
Author: Michael Catanzaro <mcatanzaro gnome org>
Date:   Thu Jan 7 14:59:29 2021 -0600

    Disable safe browsing test when feature is disabled

 tests/meson.build | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/tests/meson.build b/tests/meson.build
index 8ddcb250b..800239ac4 100644
--- a/tests/meson.build
+++ b/tests/meson.build
@@ -177,7 +177,7 @@ if get_option('unit_tests').enabled()
        env: envs
   )
 
-  if get_option('network_tests').enabled()
+  if get_option('network_tests').enabled() and gsb_api_key != ''
     gsb_service_test = executable('test-ephy-gsb-service',
       'ephy-gsb-service-test.c',
       dependencies: ephymain_dep,