undoing changes in value of background color of item_catroom_header

app/src/main/res/layout/item_chatroom_header.xml

@@ -2,8 +2,7 @@
 <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
     android:layout_width="match_parent"
     android:layout_height="wrap_content"
-    android:orientation="vertical"
-    android:background="@color/groupChatRoomSeparator">
+    android:orientation="vertical">
 
     <TextView
         android:id="@+id/text_chatroom_header"

app/src/main/res/values/colors.xml

@@ -55,8 +55,6 @@
 
     <color name="quoteBar">#A0A0A0</color>
 
-    <color name="groupChatRoomSeparator">#E1E5E8</color>
-
     <color name="colorDivider">#1F000000</color>
 
     <color name="colorLightGrey">#F4F5F7</color>