openssh: collective update

This update fixes the following issues for openssh:
- 728002: correctly generate missing DSA keys
- 726712: use correct paths for askpass helpers

Fixed bugs
bnc#728002
/etc/ssh/ssh_host_dsa_key is not generated at system startup and fails to load at each ssh connection
bnc#726712
x11-ssh-askpass is in /usr/lib regardless of architecture
Selected Binaries
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