ftgl: fix requires.
ftgl: fix requires.

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