Drop dead and invalid configuration options
    
    This drops the following configurations which are either no longer valid
    or were never valid:
    
    CONFIG_GIGASET_DEBUG
    CONFIG_CAPI_AVM
    CONFIG_THUNDERBOLT
    CONFIG_VIRTIO_BLK_SCSI
    CONFIG_GIGASET_CAPI
    CONFIG_I2C_PARPORT_LIGHT
    CONFIG_EXFAT_FS
    CONFIG_GIGASET_M101
    CONFIG_HYSDN
    CONFIG_SECURITY_SELINUX_SID2STR_CACHE_SIZE=256
    CONFIG_HYSDN_CAPI
    CONFIG_DRM_LVDS_ENCODER
    CONFIG_GIGASET_M105
    SND_CTL_VALIDATION
    CONFIG_X86_PTDUMP
    CONFIG_GIGASET_BASE
    
    Signed-off-by: Jeremy Cline <jcline@redhat.com>