Fix lint

vector/src/main/res/layout/item_generic_pill_footer.xml

 <?xml version="1.0" encoding="utf-8"?>
 <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
     xmlns:tools="http://schemas.android.com/tools"
     android:layout_width="match_parent"
     android:layout_height="wrap_content"
@@ -13,8 +14,9 @@
         android:id="@+id/itemGenericPillImage"
         android:layout_width="20dp"
         android:layout_height="20dp"
+        android:importantForAccessibility="no"
         android:src="@drawable/ic_info"
-        android:tint="?riotx_text_secondary" />
+        app:tint="?riotx_text_secondary" />
 
     <TextView
         android:id="@+id/itemGenericPillText"