shell: Correctly identifiy powershell shells on windows (#43526)

Release Notes:

- Fixed zed only finding pwsh but not powershell on windows

crates/util/src/shell.rs

@@ -204,14 +204,22 @@ pub fn get_windows_system_shell() -> String {
     }
 
     static SYSTEM_SHELL: LazyLock<String> = LazyLock::new(|| {
-        find_pwsh_in_programfiles(false, false)
-            .or_else(|| find_pwsh_in_programfiles(true, false))
-            .or_else(|| find_pwsh_in_msix(false))
-            .or_else(|| find_pwsh_in_programfiles(false, true))
-            .or_else(|| find_pwsh_in_msix(true))
-            .or_else(|| find_pwsh_in_programfiles(true, true))
-            .or_else(find_pwsh_in_scoop)
-            .map(|p| p.to_string_lossy().into_owned())
+        let locations = [
+            || find_pwsh_in_programfiles(false, false),
+            || find_pwsh_in_programfiles(true, false),
+            || find_pwsh_in_msix(false),
+            || find_pwsh_in_programfiles(false, true),
+            || find_pwsh_in_msix(true),
+            || find_pwsh_in_programfiles(true, true),
+            || find_pwsh_in_scoop(),
+            || which::which_global("pwsh.exe").ok(),
+            || which::which_global("powershell.exe").ok(),
+        ];
+
+        locations
+            .into_iter()
+            .find_map(|f| f())
+            .map(|p| p.to_string_lossy().trim().to_owned())
             .inspect(|shell| log::info!("Found powershell in: {}", shell))
             .unwrap_or_else(|| {
                 log::warn!("Powershell not found, falling back to `cmd`");