Update rust-installer to normalize manifest paths

cuviper · cuviper · commit 84a155f5020b · 2017-05-20T21:55:18.000-07:00
diff --git a/src/tools/rust-installer b/src/tools/rust-installer
@@ -1 +1 @@
-Subproject commit 655a137a8bd0dda1cc71fb82661446e215563d6f
+Subproject commit 8707ceaf040f6d87b67a002de16a8d2bc4db7a41
