fix(bash): normalized msys paths in ls runtime

Applied brush-core's shell path normalizer in LsRuntime and added an end-to-end Windows regression for listing an MSYS drive alias.

Fixes #8355

crates/pi-builtins/src/ls.rs

@@ -3736,7 +3736,8 @@ struct LsRuntime {
 
 impl LsRuntime {
 	fn resolve(&self, path: impl AsRef<Path>) -> PathBuf {
-		let path = path.as_ref();
+		let normalized_path = brush_core::sys::fs::normalize_shell_path(path.as_ref());
+		let path = normalized_path.as_ref();
 		if path.is_absolute() { path.to_path_buf() } else { self.cwd.join(path) }
 	}
 
@@ -5238,6 +5239,23 @@ mod integration_tests {
 		assert_eq!(capture.out(), "visible-name\n");
 	}
 
+	#[cfg(windows)]
+	#[test]
+	fn resolves_msys_drive_alias_operands() {
+		let dir = tempfile::tempdir().unwrap();
+		File::create(dir.path().join("visible-name")).unwrap();
+		let native = dir.path().to_string_lossy().replace('\\', "/");
+		let (drive, tail) = native
+			.split_once(":/")
+			.unwrap_or_else(|| panic!("expected drive-qualified temp path, got {native:?}"));
+		let alias = format!("/{}/{}", drive.to_ascii_lowercase(), tail);
+
+		let (code, capture) = run_util::<Ls>(&[&alias], "", dir.path());
+
+		assert_eq!(code, 0);
+		assert_eq!(capture.out(), "visible-name\n");
+	}
+
 	#[test]
 	fn reads_quoting_style_from_the_shell_environment() {
 		let dir = tempfile::tempdir().unwrap();