kinetis: Memory segment attribute fixes
kinetis: Memory segment attribute fixes

vectors and flashsec memory segments will not be considered for orphan
sections if rx is only given for the rom segment.

toonst/RIOT,cladmi/RIOT,aeneby/RIOT,OlegHahm/RIOT,toonst/RIOT,basilfx/RIOT,miri64/RIOT,jasonatran/RIOT,basilfx/RIOT,biboc/RIOT,biboc/RIOT,mtausig/RIOT,yogo1212/RIOT,A-Paul/RIOT,OlegHahm/RIOT,neiljay/RIOT,gebart/RIOT,OlegHahm/RIOT,basilfx/RIOT,kaspar030/RIOT,kbumsik/RIOT,x3ro/RIOT,authmillenon/RIOT,RIOT-OS/RIOT,mtausig/RIOT,biboc/RIOT,cladmi/RIOT,cladmi/RIOT,josephnoir/RIOT,BytesGalore/RIOT,gebart/RIOT,RIOT-OS/RIOT,mtausig/RIOT,aeneby/RIOT,mfrey/RIOT,biboc/RIOT,rfuentess/RIOT,A-Paul/RIOT,yogo1212/RIOT,aeneby/RIOT,lazytech-org/RIOT,kYc0o/RIOT,mtausig/RIOT,kbumsik/RIOT,cladmi/RIOT,neiljay/RIOT,avmelnikoff/RIOT,mfrey/RIOT,gebart/RIOT,basilfx/RIOT,toonst/RIOT,neiljay/RIOT,mfrey/RIOT,josephnoir/RIOT,aeneby/RIOT,RIOT-OS/RIOT,gebart/RIOT,OTAkeys/RIOT,OTAkeys/RIOT,kYc0o/RIOT,authmillenon/RIOT,OTAkeys/RIOT,yogo1212/RIOT,ant9000/RIOT,neiljay/RIOT,cladmi/RIOT,avmelnikoff/RIOT,yogo1212/RIOT,kaspar030/RIOT,A-Paul/RIOT,x3ro/RIOT,neiljay/RIOT,kYc0o/RIOT,smlng/RIOT,ant9000/RIOT,authmillenon/RIOT,authmillenon/RIOT,avmelnikoff/RIOT,lazytech-org/RIOT,OlegHahm/RIOT,smlng/RIOT,BytesGalore/RIOT,aeneby/RIOT,OTAkeys/RIOT,avmelnikoff/RIOT,jasonatran/RIOT,miri64/RIOT,lazytech-org/RIOT,mtausig/RIOT,toonst/RIOT,biboc/RIOT,OlegHahm/RIOT,lazytech-org/RIOT,kaspar030/RIOT,x3ro/RIOT,x3ro/RIOT,gebart/RIOT,jasonatran/RIOT,BytesGalore/RIOT,ant9000/RIOT,yogo1212/RIOT,josephnoir/RIOT,authmillenon/RIOT,mfrey/RIOT,jasonatran/RIOT,x3ro/RIOT,kYc0o/RIOT,RIOT-OS/RIOT,kaspar030/RIOT,avmelnikoff/RIOT,kbumsik/RIOT,authmillenon/RIOT,OTAkeys/RIOT,rfuentess/RIOT,kbumsik/RIOT,ant9000/RIOT,josephnoir/RIOT,kbumsik/RIOT,miri64/RIOT,BytesGalore/RIOT,rfuentess/RIOT,mfrey/RIOT,A-Paul/RIOT,BytesGalore/RIOT,kaspar030/RIOT,basilfx/RIOT,smlng/RIOT,smlng/RIOT,A-Paul/RIOT,toonst/RIOT,jasonatran/RIOT,ant9000/RIOT,miri64/RIOT,smlng/RIOT,josephnoir/RIOT,rfuentess/RIOT,miri64/RIOT,RIOT-OS/RIOT,rfuentess/RIOT,yogo1212/RIOT,lazytech-org/RIOT,kYc0o/RIOT