Messaging: Use xml drawables

Replace the pngs with xml drawables

Change-Id: I71be32c36194d3b34b54287a09789f73087600ef

res/menu/compose_menu.xml

@@ -1,6 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
 <!--
     Copyright (C) 2015 The Android Open Source Project
+    Copyright (C) 2024 The LineageOS Project
 
     Licensed under the Apache License, Version 2.0 (the "License");
     you may not use this file except in compliance with the License.
@@ -43,7 +44,7 @@
 
     <item
         android:id="@+id/action_confirm_participants"
-        android:icon="@drawable/ic_checkmark_small_light"
+        android:icon="@drawable/ic_checkmark_light"
         android:orderInCategory="120"
         android:title="@string/confrim_participants_button_content_description"
         appcompat:showAsAction="always"/>