Update to new seed identity.

This identity is intended only as a seed. I will not rate identities
with it. I lost the previous identity when my WoT database corrupted
because I didn't have a backup and was unable to recover it.

To verify the signature on this commit use:

    git log --show-signature 9c62f91293e53ec23365f8edf69e3dad87e74d1d -n1