updating legion submodule

Irina Demeshko · Irina Demeshko · commit bfd2828300dd · 2018-03-16T12:28:35.000-06:00
diff --git a/legion b/legion
@@ -1 +1 @@
-Subproject commit 028c1564b40aa9125f47fd752dc9a815f6a90a98
+Subproject commit 89b83bc357a9f8a61c61ccb4fa9b87b29956b777
