fribidi: bugfix update
FriBiDi was updated to version 0.19.6:
* Fix two minor bidi bugs.
* Build with new libtool to support ppc64le.
* fixed boo#903462: -enable-malloc to be thread safe
- Submitted by Marguerite Su (MargueriteSu)
Fixed bugs
bnc#903462
M17N/fribidi: Thread safety issues