[InterNetNews/inn] 73b610: gencancel: Install it correctly

[Julien ÉLIE]

  Branch: refs/heads/main
  Home:   https://github.com/InterNetNews/inn
  Commit: 73b610a769ee3a1d2307c882aba607c04889ab66
      https://github.com/InterNetNews/inn/commit/73b610a769ee3a1d2307c882aba607c04889ab66
  Author: Julien ÉLIE <Julien-Elie at users.noreply.github.com>
  Date:   2022-02-24 (Thu, 24 Feb 2022)

  Changed paths:
    M control/Makefile

  Log Message:
  -----------
  gencancel: Install it correctly

The libtool wrapper was installed instead of the program (I should
have tested the installation before committing the last commit!).

see #47