Revert "Bump the bootstrap cargo to match the one paired with 1.13"

brson · brson · commit ba872f270781 · 2016-11-17T00:11:10.000Z
This reverts commit 5ad235c.
diff --git a/src/stage0.txt b/src/stage0.txt
@@ -13,4 +13,4 @@
 # released on `$date`
 
 rustc: beta-2016-09-28
-cargo: nightly-2016-11-02
+cargo: nightly-2016-09-26
