i686-linux-android: Removing useless cfgs.

That line is in a `#[cfg(target_os = "macos")]` block..

Author: overminder

src/liblibc/lib.rs

@@ -996,12 +996,7 @@ pub mod types {
             pub mod posix88 {
                 pub type off_t = i64;
                 pub type dev_t = u32;
-
-                #[cfg(target_os = "android")]
-                pub type ino_t = u64;
-                #[cfg(not(target_os = "android"))]
                 pub type ino_t = u32;
-
                 pub type pid_t = i32;
                 pub type uid_t = u32;
                 pub type gid_t = u32;