Update ethash lib to fix GCC 4.8 builds

chfast · chfast · commit eff187f6fcd6 · 2018-04-17T21:54:11.000+02:00
diff --git a/cmake/cable b/cmake/cable
@@ -1 +1 @@
-Subproject commit d7a215bdf3f4fadfd5637acc47641ec56f1035ae
+Subproject commit 940128c527403a49b2fae73f531a0415e62acda5
