[Snek] [keith-packard/snek] 52b434: debian: Update URLs in control file

[Keith Packard]

  Branch: refs/heads/debian
  Home:   https://github.com/keith-packard/snek
  Commit: 52b43436bf14379649511ad9aea2c428e1928b83
      https://github.com/keith-packard/snek/commit/52b43436bf14379649511ad9aea2c428e1928b83
  Author: Keith Packard <keithp at keithp.com>
  Date:   2020-05-25 (Mon, 25 May 2020)

  Changed paths:
    M debian/control

  Log Message:
  -----------
  debian: Update URLs in control file

Add Vcs URLs, point HomePage at sneklang.org

Signed-off-by: Keith Packard <keithp at keithp.com>