Adding ignore fuchsia non-applicable commands

Author: andrewpollack

src/test/ui/command/command-uid-gid.rs

@@ -2,6 +2,7 @@
 // ignore-android
 // ignore-emscripten
 // ignore-sgx
+// ignore-fuchsia no '/bin/sh', '/bin/ls'
 
 #![feature(rustc_private)]