Put test/data onto its v2.12.x branch.

diff --git a/test/data b/test/data
index 87b0b0e75c9af32e011ac7626f18fc42018d5803..e5472ceee4b68737cdf10157c6a5d2018c98e66d 160000 (submodule)
--- a/test/data
+++ b/test/data
@@ -1 +1 @@
-Subproject commit 87b0b0e75c9af32e011ac7626f18fc42018d5803
+Subproject commit e5472ceee4b68737cdf10157c6a5d2018c98e66d