REPL: fix hinting without expanding user (#54311)
Fixes https://github.com/JuliaLang/julia/issues/53884
Hints will show without expanding `~`, then a tab will complete the
shown hint, then a second tab on the resulting valid path expands `~`. I
think it makes sense?
https://github.com/JuliaLang/julia/assets/1694067/05a4fa97-2a85-4f90-8591-162256cf0704
