frdm-k64f: Remove unused configuration
frdm-k64f: Remove unused configuration

RIOT-OS/RIOT,ant9000/RIOT,ant9000/RIOT,adjih/RIOT,LudwigOrtmann/RIOT,LudwigOrtmann/RIOT,RIOT-OS/RIOT,LudwigOrtmann/RIOT,gebart/RIOT,miri64/RIOT,aeneby/RIOT,hamilton-mote/RIOT-OS,miri64/RIOT,LudwigOrtmann/RIOT,thomaseichinger/RIOT,gebart/RIOT,kerneltask/RIOT,LudwigOrtmann/RIOT,immesys/RiSyn,lazytech-org/RIOT,OTAkeys/RIOT,miri64/RIOT,ant9000/RIOT,neumodisch/RIOT,x3ro/RIOT,LudwigKnuepfer/RIOT,A-Paul/RIOT,RIOT-OS/RIOT,avmelnikoff/RIOT,plushvoxel/RIOT,toonst/RIOT,josephnoir/RIOT,kaspar030/RIOT,hamilton-mote/RIOT-OS,josephnoir/RIOT,jfischer-phytec-iot/RIOT,mfrey/RIOT,aeneby/RIOT,roberthartung/RIOT,josephnoir/RIOT,hamilton-mote/RIOT-OS,mtausig/RIOT,immesys/RiSyn,adjih/RIOT,smlng/RIOT,avmelnikoff/RIOT,beurdouche/RIOT,ks156/RIOT,plushvoxel/RIOT,toonst/RIOT,thomaseichinger/RIOT,A-Paul/RIOT,biboc/RIOT,cladmi/RIOT,lazytech-org/RIOT,OlegHahm/RIOT,authmillenon/RIOT,plushvoxel/RIOT,mfrey/RIOT,gebart/RIOT,basilfx/RIOT,aeneby/RIOT,BytesGalore/RIOT,mtausig/RIOT,yogo1212/RIOT,cladmi/RIOT,plushvoxel/RIOT,authmillenon/RIOT,aeneby/RIOT,immesys/RiSyn,Josar/RIOT,OTAkeys/RIOT,kbumsik/RIOT,adrianghc/RIOT,OTAkeys/RIOT,biboc/RIOT,BytesGalore/RIOT,OlegHahm/RIOT,gebart/RIOT,roberthartung/RIOT,kerneltask/RIOT,roberthartung/RIOT,kbumsik/RIOT,beurdouche/RIOT,RIOT-OS/RIOT,A-Paul/RIOT,BytesGalore/RIOT,adjih/RIOT,rfuentess/RIOT,adrianghc/RIOT,gebart/RIOT,jfischer-phytec-iot/RIOT,Josar/RIOT,Josar/RIOT,toonst/RIOT,ks156/RIOT,LudwigKnuepfer/RIOT,immesys/RiSyn,adrianghc/RIOT,LudwigKnuepfer/RIOT,jfischer-phytec-iot/RIOT,cladmi/RIOT,kYc0o/RIOT,kaspar030/RIOT,neiljay/RIOT,A-Paul/RIOT,adjih/RIOT,avmelnikoff/RIOT,smlng/RIOT,rfuentess/RIOT,LudwigKnuepfer/RIOT,beurdouche/RIOT,ks156/RIOT,adrianghc/RIOT,x3ro/RIOT,thomaseichinger/RIOT,jfischer-phytec-iot/RIOT,toonst/RIOT,biboc/RIOT,kaspar030/RIOT,kYc0o/RIOT,neumodisch/RIOT,biboc/RIOT,jasonatran/RIOT,neiljay/RIOT,yogo1212/RIOT,OlegHahm/RIOT,smlng/RIOT,x3ro/RIOT,Josar/RIOT,kaspar030/RIOT,adjih/RIOT,rfuentess/RIOT,adrianghc/RIOT,thomaseichinger/RIOT,jasonatran/RIOT,basilfx/RIOT,LudwigOrtmann/RIOT,mtausig/RIOT,miri64/RIOT,yogo1212/RIOT,rfuentess/RIOT,josephnoir/RIOT,authmillenon/RIOT,plushvoxel/RIOT,basilfx/RIOT,x3ro/RIOT,ant9000/RIOT,RIOT-OS/RIOT,kerneltask/RIOT,ks156/RIOT,ant9000/RIOT,LudwigKnuepfer/RIOT,yogo1212/RIOT,yogo1212/RIOT,lazytech-org/RIOT,toonst/RIOT,kaspar030/RIOT,hamilton-mote/RIOT-OS,kbumsik/RIOT,OlegHahm/RIOT,beurdouche/RIOT,A-Paul/RIOT,lazytech-org/RIOT,immesys/RiSyn,OlegHahm/RIOT,jfischer-phytec-iot/RIOT,miri64/RIOT,neumodisch/RIOT,thomaseichinger/RIOT,neumodisch/RIOT,kerneltask/RIOT,neiljay/RIOT,OTAkeys/RIOT,basilfx/RIOT,rfuentess/RIOT,neumodisch/RIOT,lazytech-org/RIOT,smlng/RIOT,jasonatran/RIOT,immesys/RiSyn,x3ro/RIOT,roberthartung/RIOT,neiljay/RIOT,avmelnikoff/RIOT,jasonatran/RIOT,yogo1212/RIOT,kYc0o/RIOT,neumodisch/RIOT,mfrey/RIOT,avmelnikoff/RIOT,Josar/RIOT,kYc0o/RIOT,jasonatran/RIOT,authmillenon/RIOT,kbumsik/RIOT,roberthartung/RIOT,smlng/RIOT,beurdouche/RIOT,kerneltask/RIOT,kYc0o/RIOT,kbumsik/RIOT,mfrey/RIOT,biboc/RIOT,basilfx/RIOT,cladmi/RIOT,josephnoir/RIOT,BytesGalore/RIOT,neiljay/RIOT,aeneby/RIOT,authmillenon/RIOT,hamilton-mote/RIOT-OS,ks156/RIOT,OTAkeys/RIOT,mtausig/RIOT,authmillenon/RIOT,cladmi/RIOT,BytesGalore/RIOT,mtausig/RIOT,mfrey/RIOT