Take caption width into account for grouped files and audio layout in chat (#99)

* fix(ChatUI): take caption width into account for grouped files layout

* fix(ChatUI): remove redundant grouped-file label measurement

Author: CHUKEPC

packages/ChatUI/Sources/ChatUI/ChatGroupedItem.swift

@@ -397,6 +397,11 @@ public class ChatGroupedItem: ChatRowItem {
         var _width: CGFloat = 0
         switch layout.type {
         case .files:
+            let maxCaptionWidth = min(width, 360) - (hasBubble ? bubbleDefaultInnerInset : 0)
+            for layout in captionLayouts {
+                layout.layout.measure(width: maxCaptionWidth)
+                _width = max(_width, layout.layout.size.width + (hasBubble ? bubbleDefaultInnerInset : 0))
+            }
             for parameter in parameters {
                 let value = parameter.makeLabelsForWidth(min(width, 360))
                 _width = max(_width, value)