Fix pkg-config file for liblzma.
Fix pkg-config file for liblzma.

nielx/haikuports,Begasus/haikuports,moochris/haikuports,moochris/haikuports,koletzky/haikuports,miqlas/haikuports,koletzky/haikuports,nielx/haikuports,haikuports/haikuports,haikuports/haikuports,miqlas/haikuports,Begasus/haikuports,Begasus/haikuports,haikuports/haikuports,miqlas/haikuports,moochris/haikuports,nielx/haikuports,Begasus/haikuports,koletzky/haikuports,haikuports/haikuports,haikuports/haikuports,Begasus/haikuports