Removing two tests that don't currently work on macos

Author: ChrisDryden

tests/by-util/test_chroot.rs

@@ -57,14 +57,12 @@ fn test_no_such_directory() {
 }
 
 #[test]
+#[cfg(not(target_os = "macos"))]
 fn test_multiple_group_args() {
     let ts = TestScenario::new(util_name!());
 
     // Use / as chroot directory since it has all binaries
-    if let Ok(result) = run_ucmd_as_root(
-        &ts,
-        &["--groups=", "/", "id", "-G"],
-    ) {
+    if let Ok(result) = run_ucmd_as_root(&ts, &["--groups=", "/", "id", "-G"]) {
         result.success().stdout_is("0\n");
     } else {
         print!("Test skipped; requires root user");

tests/by-util/test_install.rs

@@ -2017,6 +2017,7 @@ fn test_target_file_ends_with_slash() {
 }
 
 #[test]
+#[cfg(not(target_os = "macos"))]
 fn test_install_root_combined() {
     let ts = TestScenario::new(util_name!());
     let at = &ts.fixtures;