Fix clippy::manual_map lint violations (#36584)

#36577

Release Notes:

- N/A

crates/agent_ui/src/acp/thread_view.rs

@@ -4012,12 +4012,9 @@ impl Render for AcpThreadView {
             .children(
                 if let Some(usage_callout) = self.render_usage_callout(line_height, cx) {
                     Some(usage_callout.into_any_element())
-                } else if let Some(token_limit_callout) =
-                    self.render_token_limit_callout(line_height, cx)
-                {
-                    Some(token_limit_callout.into_any_element())
                 } else {
-                    None
+                    self.render_token_limit_callout(line_height, cx)
+                        .map(|token_limit_callout| token_limit_callout.into_any_element())
                 },
             )
             .child(self.render_message_editor(window, cx))

crates/agent_ui/src/active_thread.rs

@@ -779,13 +779,11 @@ impl ActiveThread {
 
         let list_state = ListState::new(0, ListAlignment::Bottom, px(2048.));
 
-        let workspace_subscription = if let Some(workspace) = workspace.upgrade() {
-            Some(cx.observe_release(&workspace, |this, _, cx| {
+        let workspace_subscription = workspace.upgrade().map(|workspace| {
+            cx.observe_release(&workspace, |this, _, cx| {
                 this.dismiss_notifications(cx);
-            }))
-        } else {
-            None
-        };
+            })
+        });
 
         let mut this = Self {
             language_registry,

crates/agent_ui/src/inline_assistant.rs

@@ -1532,13 +1532,11 @@ impl InlineAssistant {
             .and_then(|item| item.act_as::<Editor>(cx))
         {
             Some(InlineAssistTarget::Editor(workspace_editor))
-        } else if let Some(terminal_view) = workspace
-            .active_item(cx)
-            .and_then(|item| item.act_as::<TerminalView>(cx))
-        {
-            Some(InlineAssistTarget::Terminal(terminal_view))
         } else {
-            None
+            workspace
+                .active_item(cx)
+                .and_then(|item| item.act_as::<TerminalView>(cx))
+                .map(InlineAssistTarget::Terminal)
         }
     }
 }