Update rust-installer to fix rust-lang/rustup#1092

brson · brson · commit f59931dc176a · 2017-05-05T00:03:30.000-07:00
diff --git a/src/rust-installer b/src/rust-installer
@@ -1 +1 @@
-Subproject commit 4cf7397fb0566e745f0bce4c5b009cfeb5d12c53
+Subproject commit 2e6417f6af5218a29a8ee72ed17af085560b9b9c
