feat: Add clear chat functionality in OtherProfileScreen; update header to handle chat history clearing

app/src/main/java/com/rosetta/messenger/ui/settings/OtherProfileScreen.kt

@@ -177,7 +177,8 @@ fun OtherProfileScreen(
             showAvatarMenu = showAvatarMenu,
             onAvatarMenuChange = { showAvatarMenu = it },
             isBlocked = isBlocked,
-            onBlockToggle = { isBlocked = !isBlocked }
+            onBlockToggle = { isBlocked = !isBlocked },
+            onClearChat = { viewModel.clearChatHistory() }
         )
     }
 }
@@ -199,7 +200,8 @@ private fun CollapsingOtherProfileHeader(
     showAvatarMenu: Boolean,
     onAvatarMenuChange: (Boolean) -> Unit,
     isBlocked: Boolean,
-    onBlockToggle: () -> Unit
+    onBlockToggle: () -> Unit,
+    onClearChat: () -> Unit
 ) {
     val density = LocalDensity.current
     val configuration = LocalConfiguration.current
@@ -294,7 +296,7 @@ private fun CollapsingOtherProfileHeader(
                 },
                 onClearChatClick = {
                     onAvatarMenuChange(false)
-                    viewModel.clearChatHistory()
+                    onClearChat()
                 }
             )
         }