since those use the underlying algorithm. This list is sent to the client if
it supports the server-sig-algs extension. Order is irrelevant.

Valid values
```
ssh-ed25519
sk******@****.***
sk******@****.***
ecdsa-sha2-nistp256
ecdsa-sha2-nistp384
ecdsa-sha2-nistp521
rsa-sha2-256
rsa-sha2-512
ssh-rsa
ssh-dss
```

00000110  a9 54 af 0b 55 e2 d3 35  73 56 9b 9a 19 fd 93 9a  |.T..U..5sV......|
00000120  21 c3 5f f8 cf fe e0 a1  63 62 b8 58 bf 35 29 1d  |!._.....cb.X.5).|
00000130  69 58 f6 d3 e8 60 66 1b  db 53 4b 26 0b 78 d9 5e  |iX...`f..SK&.x.^|
00000140  73 d5 34 5a 11 57 98 8d  0c 9f 85 28 80 a4 ee 47  |s.4Z.W.....(...G|
00000150  f8 23 ca 31 7a 24 d5 dd  9b 49 7b 62 ab e5 69 fa  |.#.1z$...I{b..i.|