Revert "debugger: Process ANSI color escape codes in console" (#32906)

Reverts zed-industries/zed#32817

Release Notes:
- N/A

crates/agent/src/inline_assistant.rs

@@ -1350,18 +1350,11 @@ impl InlineAssistant {
                 editor.clear_highlights::<InlineAssist>(cx);
             } else {
                 editor.highlight_text::<InlineAssist>(
-                    foreground_ranges
-                        .into_iter()
-                        .map(|range| {
-                            (
-                                range,
-                                HighlightStyle {
-                                    fade_out: Some(0.6),
-                                    ..Default::default()
-                                },
-                            )
-                        })
-                        .collect(),
+                    foreground_ranges,
+                    HighlightStyle {
+                        fade_out: Some(0.6),
+                        ..Default::default()
+                    },
                     cx,
                 );
             }