[devhelp] Drop an unused patch

[Kalev Lember]

commit bdf5a9b115ac4841931925426c86b9fd4e44f29f
Author: Kalev Lember <kalevlember at gmail.com>
Date:   Fri Aug 9 23:40:13 2013 +0200

    Drop an unused patch

 devhelp-3.7.5-desktop.patch |   54 -------------------------------------------
 1 files changed, 0 insertions(+), 54 deletions(-)