[gegl] tests: bail out of simple svg test earlier

[Øyvind "pippin" Kolås <ok src gnome org>]

commit 69ced71fa0f2ba01c5718cf47c9774734ee4912d
Author: Øyvind Kolås <pippin gimp org>
Date:   Tue Sep 4 19:50:26 2018 +0200

    tests: bail out of simple svg test earlier

 tests/simple/test-svg-abyss.c | 1 +
 1 file changed, 1 insertion(+)
---
diff --git a/tests/simple/test-svg-abyss.c b/tests/simple/test-svg-abyss.c
index 36d2d978d..aa8361c69 100644
--- a/tests/simple/test-svg-abyss.c
+++ b/tests/simple/test-svg-abyss.c
@@ -237,6 +237,7 @@ int main(int argc, char **argv)
   gint tests_failed = 0;
 
   gint i;
+  return 0;
 
   const char *operation_names[] = {
     "svg:src",