You are correct that you can't efile with a W-2 containing only Box 14 info.
If the Employer IDs were the same on both W-2s, you could make one W-2 entry and add the Box 14 info to it (which is normally the case).
Just keep it for your records. The $1.00 would not affect your return.
Here's more info about Box 14:
https://ttlc.intuit.com/replies/3301932
