Sorry no, when you checked someone else can claim you, that means you are a dependent. Dependents do not qualify for the stimulus money. You should amend your return. Amended returns must be mailed.
How to amend (change or correct) a return you already filed
https://ttlc.intuit.com/community/amending/help/how-to-amend-change-or-correct-a-return-you-already-filed/00/25588