Disable test_sort::test_compress_fail & test_chmod::test_mode_after_dash_dash on android

tests/by-util/test_chmod.rs

@@ -538,6 +538,7 @@ fn test_invalid_arg() {
 }
 
 #[test]
+#[cfg(not(target_os = "android"))]
 fn test_mode_after_dash_dash() {
     let (at, ucmd) = at_and_ucmd!();
     run_single_test(

tests/by-util/test_sort.rs

@@ -876,7 +876,7 @@ fn sort_empty_chunk() {
 }
 
 #[test]
-#[cfg(any(target_os = "linux", target_os = "android"))]
+#[cfg(target_os = "linux")]
 fn test_compress() {
     new_ucmd!()
         .args(&[