Make blockies the same in header and conversation list

[BrianS111]

Is there an existing issue for this?

• I have searched the existing issues

Current Behavior

This is me talking to myself

Expected Behavior

The blockies (Avatar) should be the same

Steps To Reproduce

See above, Or try talking to yourself without an ens avater

[BrianS111]

The issue here is the header is giving a blockie for 'brianschafer.eth' while the convo list is giving a blockie for '0x7643B3E34039ADE2db0f64C9Be4907B2FcE63B2A', which is the correct blockie

[BrianS111]

#121 ready to be merged