Add `ssh_settings_json` to user register

Coverage report

Click to see where and how coverage changed

File	Statements	Missing	Coverage	Coverage (new stmts)
fractal_client
parser.py	$This PR adds 1 to the number of statements in fractal_client/parser.py, taking it from 194 to 195.$	$This PR doesn't change the number of statements missing coverage in fractal_client/parser.py, which is 0.$	$This PR doesn't change the coverage rate in fractal_client/parser.py, which is 100% (195/195).$	$In this PR, 1 new statements are added to fractal_client/parser.py, 1 of which are covered (100%).$
fractal_client/cmd
_user.py	$This PR adds 8 to the number of statements in fractal_client/cmd/_user.py, taking it from 109 to 117.$	$This PR doesn't change the number of statements missing coverage in fractal_client/cmd/_user.py, which is 0.$	$This PR adds 0.04 percentage points to the coverage rate in fractal_client/cmd/_user.py, taking it from 99.36% (109/109) to 99.4% (117/117).$	$In this PR, 21 new statements are added to fractal_client/cmd/_user.py, 21 of which are covered (100%).$
Project Total