[Savannah-hackers] suggestions -- update notes for configuration of SSH access

[Michael Bonert]

https://savannah.gnu.org/faq/?group_id=11&question=How_do_I_configure_my_SSH_access.txt

make the line:
---
ssh-keygen
---

into:
---
ssh-keygen -t dsa
---

On the page https://savannah.gnu.org/account/editsshkeys.php
remove the reference to 'Protocol 1'

https://savannah.gnu.org/faq/?group_id=11&question=How_do_I_configure_my_SSH_access.txt
says:
"First, you should know that here, on Savannah, we use SSH version 2"
:)

Take Care,
Michael