Fix typo in the master (v4.0) branch where 'sp' was used in vmod_array_reply_is_ instead of 'ctx'
Fix typo in the master (v4.0) branch where 'sp' was used in vmod_array_reply_is_ instead of 'ctx'

pborreli/libvmod-redis,pborreli/libvmod-redis,lfdesousa/libvmod-redis,lfdesousa/libvmod-redis