reuse implementation of the system provider "unsupported"

Author: stlankes

library/std/src/sys/hermit/mod.rs

@@ -31,6 +31,7 @@ pub mod net;
 pub mod os;
 pub mod path;
 pub mod pipe;
+#[path = "../unsupported/process.rs"]
 pub mod process;
 pub mod rwlock;
 pub mod stack_overflow;