[gdk-pixbuf/wip/hadess/add-bug793470-test] tests: Add test for a PNG crasher

[Bastien Nocera <hadess src gnome org>]

commit f7383d9527f507f8a360be68d683edabf5ec72dd
Author: Bastien Nocera <hadess hadess net>
Date:   Wed Feb 27 18:19:31 2019 +0100

    tests: Add test for a PNG crasher
    
    https://bugzilla.gnome.org/show_bug.cgi?id=793470

 tests/test-images/fail/bug793470-crasher.png | Bin 0 -> 95 bytes
 1 file changed, 0 insertions(+), 0 deletions(-)
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diff --git a/tests/test-images/fail/bug793470-crasher.png b/tests/test-images/fail/bug793470-crasher.png
new file mode 100644
index 000000000..3c4744fde
Binary files /dev/null and b/tests/test-images/fail/bug793470-crasher.png differ