Merge pull request #22958 from lamek/update-numeration-in-install-steps

minor fix of step numbers

Author: Kevin Lamenzo

modules/ssh-agent-using.adoc

@@ -109,12 +109,12 @@ $ ssh-keygen -t rsa -b 4096 -N '' \
 +
 Running this command generates an SSH key that does not require a password in
 the location that you specified.
-
++
 [IMPORTANT]
 ====
 If you create a new SSH key pair, avoid overwriting existing SSH keys.
 ====
-
++
 . Start the `ssh-agent` process as a background task:
 +
 ----