fix: Re-bump latest datafusion-testing module so extended tests succeed (#18110)

Jefffrey · web-flow · commit 621a24978a7a · 2025-10-17T06:09:46.000Z
Looks like #17988 accidentally reverted the bump from #18096
diff --git a/datafusion-testing b/datafusion-testing
@@ -1 +1 @@
-Subproject commit 905df5f65cc9d0851719c21f5a4dd5cd77621f19
+Subproject commit eccb0e4a426344ef3faf534cd60e02e9c3afd3ac
