Use both language and LSP icons for LSP tasks (#31773)

Make more explicit which language LSP tasks are used.

Before:

![image](https://github.com/user-attachments/assets/27f93c5f-942e-47a0-9b74-2c6d4d6248de)

After:

![image
(1)](https://github.com/user-attachments/assets/5a29fb0a-2e16-4c35-9dda-ae7925eaa034)


![image](https://github.com/user-attachments/assets/d1bf518e-63d1-4ebf-af3d-3c9d464c6532)


Release Notes:

- N/A

crates/tasks_ui/src/modal.rs

@@ -14,8 +14,9 @@ use project::{TaskSourceKind, task_store::TaskStore};
 use task::{DebugScenario, ResolvedTask, RevealTarget, TaskContext, TaskTemplate};
 use ui::{
     ActiveTheme, Button, ButtonCommon, ButtonSize, Clickable, Color, FluentBuilder as _, Icon,
-    IconButton, IconButtonShape, IconName, IconSize, IntoElement, KeyBinding, Label, LabelSize,
-    ListItem, ListItemSpacing, RenderOnce, Toggleable, Tooltip, div, h_flex, v_flex,
+    IconButton, IconButtonShape, IconName, IconSize, IconWithIndicator, Indicator, IntoElement,
+    KeyBinding, Label, LabelSize, ListItem, ListItemSpacing, RenderOnce, Toggleable, Tooltip, div,
+    h_flex, v_flex,
 };
 
 use util::{ResultExt, truncate_and_trailoff};
@@ -448,15 +449,29 @@ impl PickerDelegate for TasksModalDelegate {
             color: Color::Default,
         };
         let icon = match source_kind {
-            TaskSourceKind::Lsp(..) => Some(Icon::new(IconName::BoltFilled)),
             TaskSourceKind::UserInput => Some(Icon::new(IconName::Terminal)),
             TaskSourceKind::AbsPath { .. } => Some(Icon::new(IconName::Settings)),
             TaskSourceKind::Worktree { .. } => Some(Icon::new(IconName::FileTree)),
-            TaskSourceKind::Language { name } => file_icons::FileIcons::get(cx)
+            TaskSourceKind::Lsp {
+                language_name: name,
+                ..
+            }
+            | TaskSourceKind::Language { name } => file_icons::FileIcons::get(cx)
                 .get_icon_for_type(&name.to_lowercase(), cx)
                 .map(Icon::from_path),
         }
         .map(|icon| icon.color(Color::Muted).size(IconSize::Small));
+        let indicator = if matches!(source_kind, TaskSourceKind::Lsp { .. }) {
+            Some(Indicator::icon(
+                Icon::new(IconName::Bolt).size(IconSize::Small),
+            ))
+        } else {
+            None
+        };
+        let icon = icon.map(|icon| {
+            IconWithIndicator::new(icon, indicator)
+                .indicator_border_color(Some(cx.theme().colors().border_transparent))
+        });
         let history_run_icon = if Some(ix) <= self.divider_index {
             Some(
                 Icon::new(IconName::HistoryRerun)
@@ -476,7 +491,7 @@ impl PickerDelegate for TasksModalDelegate {
         Some(
             ListItem::new(SharedString::from(format!("tasks-modal-{ix}")))
                 .inset(true)
-                .start_slot::<Icon>(icon)
+                .start_slot::<IconWithIndicator>(icon)
                 .end_slot::<AnyElement>(
                     h_flex()
                         .gap_1()