xerces-c: Disable sse2 instructions on non x86_64 arches
This update fixes the following issue with xerces-c:
- bnc#846539: Disable sse2 instructions on non x86_64 arches
- Submitted by Hrvoje Senjan (sumski)
Fixed bugs
bnc#846539
Illegal instruction on x86 (SSE+) in libxerces-c-3_1-3.1.1-7.1.1.i586.rpm