[at-spi2-atk] build fix: add tests/data/Makefile.am

[Patrick Welche <pwelche src gnome org>]

commit d55eb22a4d19a5aceebb04fc77e19b65d1f38842
Author: Patrick Welche <prlw1 cam ac uk>
Date:   Fri Jun 19 10:56:56 2015 +0100

    build fix: add tests/data/Makefile.am
    
    https://bugzilla.gnome.org/show_bug.cgi?id=751192

 tests/data/Makefile.am |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)
---
diff --git a/tests/data/Makefile.am b/tests/data/Makefile.am
new file mode 100644
index 0000000..2ac7ebf
--- /dev/null
+++ b/tests/data/Makefile.am
@@ -0,0 +1,4 @@
+EXTRA_DIST = test-accessible.xml \
+             test-action.xml \
+             test-component.xml \
+             test.xml