phash: Be a bit more aggressive about trying to make a small hash
phash: Be a bit more aggressive about trying to make a small hash

Change the threshold to 0.7 instead of 0.8.

techkey/nasm,turingstudio/nasm,Distrotech/nasm,Distrotech/nasm,projedi/nasm,turingstudio/nasm,techkey/nasm,letolabs/nasm,Distrotech/nasm,projedi/nasm,techkey/nasm,Distrotech/nasm,projedi/nasm,turingstudio/nasm,letolabs/nasm,techkey/nasm,projedi/nasm,projedi/nasm,techkey/nasm,letolabs/nasm,turingstudio/nasm