root_ssh: Support multiple SSH keys for the same user + root_ssh: Add additional SSH key for klausenbusk

Ex: in case the user has multiple smartcards.

approved this merge request

added 6 commits

• 8392bcd9...e3f4b262 - 4 commits from branch archlinux:master
• 0d78c950 - root_ssh: Support multiple SSH keys for the same user
• 98704c48 - root_ssh: Add additional SSH key for klausenbusk

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approved this merge request

merged

mentioned in commit b8718d59