Go back to stable for rustdoc

Author: alexcrichton

.travis.yml

@@ -33,7 +33,7 @@ matrix:
     # build documentation
     - os: linux
       env: TARGET=x86_64-unknown-linux-gnu
-      rust: nightly
+      rust: stable
       script: sh ci/dox.sh
 
     # stable compat

src/lib.rs

@@ -33,9 +33,6 @@
 #![cfg_attr(all(target_os = "linux", target_arch = "aarch64"), doc(
     html_root_url = "https://doc.rust-lang.org/libc/aarch64-unknown-linux-gnu"
 ))]
-#![cfg_attr(all(target_os = "linux", target_arch = "s390x"), doc(
-    html_root_url = "https://doc.rust-lang.org/libc/s390x-unknown-linux-gnu"
-))]
 #![cfg_attr(all(target_os = "linux", target_env = "musl"), doc(
     html_root_url = "https://doc.rust-lang.org/libc/x86_64-unknown-linux-musl"
 ))]