Add copyright to the drawable

Signed-off-by: sowjanyakch <sowjanya.kch@gmail.com>

app/src/main/java/com/nextcloud/talk/utils/ContactUtils.kt

@@ -11,7 +11,7 @@ import android.provider.ContactsContract
 
 object ContactUtils {
 
-    val MAX_CONTACT_LIMIT = 50
+    const val MAX_CONTACT_LIMIT = 50
 
     fun getDisplayNameFromDeviceContact(context: Context, id: String?): String? {
         var displayName: String? = null

app/src/main/res/drawable/baseline_chat_bubble_outline_24.xml

@@ -1,5 +1,18 @@
-<vector xmlns:android="http://schemas.android.com/apk/res/android" android:height="24dp" android:tint="#000000" android:viewportHeight="24" android:viewportWidth="24" android:width="24dp">
+<!--
+  ~ Nextcloud Talk - Android Client
+  ~
+  ~ SPDX-FileCopyrightText: 2018-2024 Google LLC
+  ~ SPDX-License-Identifier: Apache-2.0
+-->
+
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:height="24dp"
+    android:tint="#000000"
+    android:viewportHeight="24"
+    android:viewportWidth="24"
+    android:width="24dp">
       
-    <path android:fillColor="@android:color/white" android:pathData="M20,2L4,2c-1.1,0 -2,0.9 -2,2v18l4,-4h14c1.1,0 2,-0.9 2,-2L22,4c0,-1.1 -0.9,-2 -2,-2zM20,16L6,16l-2,2L4,4h16v12z"/>
+    <path android:fillColor="@android:color/white"
+        android:pathData="M20,2L4,2c-1.1,0 -2,0.9 -2,2v18l4,-4h14c1.1,0 2,-0.9 2,-2L22,4c0,-1.1 -0.9,-2 -2,-2zM20,16L6,16l-2,2L4,4h16v12z"/>
     
 </vector>