acl: allow rustdoc team to interact with craterbot

pietroalbini · pietroalbini · commit efae340a77ae · 2018-11-17T12:24:18.000+01:00
diff --git a/config.toml b/config.toml
@@ -6,6 +6,7 @@ bot-acl = [
     "rust-lang/release",
     "rust-lang/compiler",
     "rust-lang/libs",
+    "rust-lang/rustdoc",
 ]
 
 [server.labels]
