[at-spi2-core] Remove unused patch files

[rtcm]

commit f4c65fed39ac192854bdfe1b84ab9ee524487b3b
Author: Rui Matos <tiagomatos at gmail.com>
Date:   Tue Nov 27 15:09:27 2012 +0100

    Remove unused patch files

 at-spi2-core-crash-on-exit.patch |   12 ------------
 endsessionresponse.patch         |   12 ------------
 libs.patch                       |   13 -------------
 3 files changed, 0 insertions(+), 37 deletions(-)