[HOTFIX] The last letter is duplicated

[IciaCarroBarallobre]

branch: /inputs

Sometimes, the last letter is duplicated.

• When enters with external keyboard when length is max -1.
• When starts repeating the same letter, f.e: aa (screen keyboard only).

[IciaCarroBarallobre]

phx-disable-with
https://hexdocs.pm/phoenix_live_view/bindings.html