Pin ethereum/tests subrepository to a newer version

cburgdorf · cburgdorf · commit 2b00e9dcce6b · 2018-08-14T16:42:52.000+02:00
Related to #1152
diff --git a/fixtures b/fixtures
@@ -1 +1 @@
-Subproject commit 47b09f42c0681548a00da5ab1c98808b368af49a
+Subproject commit 10ab37c095bb87d2e781bcf112b6104912fccb44
