refactor(test): remove obsolete set -x injection logic

Author: mohitdebian

crates/rattler_build_core/src/package_test/run_test.rs

@@ -968,26 +968,8 @@ async fn run_commands_test(
 
     tracing::info!("Testing commands:");
 
-    // Clone the script and prepend `set -x` to enable bash tracing for test scripts.
-    // Only inject for bash/sh scripts (interpreter unset defaults to bash on unix).
-    let mut test_script = commands_test.script.clone();
-    let is_bash = cfg!(unix)
-        && matches!(
-            test_script.interpreter.as_deref(),
-            None | Some("bash") | Some("sh")
-        );
-    if is_bash {
-        test_script.content = match test_script.content {
-            ScriptContent::Command(cmd) => ScriptContent::Command(format!("set -x\n{}", cmd)),
-            ScriptContent::Commands(mut cmds) => {
-                cmds.insert(0, "set -x".to_string());
-                ScriptContent::Commands(cmds)
-            }
-            other => other,
-        };
-    }
-
-    test_script
+    commands_test
+        .script
         .run_script(
             env_vars,
             &test_dir,