[taler-docs] 14/21: remove spurious "(4)"

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commit 5a8cc0d9c4eed9d438f3cff728bb0cb4042eb14a
Author: Thien-Thi Nguyen <ttn@gnuvola.org>
AuthorDate: Wed Jan 20 21:48:52 2021 -0500

    remove spurious "(4)"
---
 libeufin/nexus-tutorial.rst | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libeufin/nexus-tutorial.rst b/libeufin/nexus-tutorial.rst
index 3954801..9085753 100644
--- a/libeufin/nexus-tutorial.rst
+++ b/libeufin/nexus-tutorial.rst
@@ -258,7 +258,7 @@ Next, we create a EBICS *bank connection* that nexus can 
use to communicate with
 
 If this step executes correctly, Nexus will have created all the cryptographic
 material that is needed on the client side; in this EBICS example, it created
-the signature and identification keys.  It is therefore advisable to *(4) make
+the signature and identification keys.  It is therefore advisable to *make
 a backup copy* of such keys.
 
 .. code-block:: console

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