Fix authorized_keys file

Fixes: PROD-27779 (PROD:27779)

Change-Id: If3fc3cf9b0047394faf7278035bd4fa4b3d26a8b
diff --git a/xtrabackup/files/authorized_keys b/xtrabackup/files/authorized_keys
index e207048..693fee0 100644
--- a/xtrabackup/files/authorized_keys
+++ b/xtrabackup/files/authorized_keys
Binary files differ