`aws_lambda_function`: "filename": one of `filename,image_uri,s3_bucket` must be specified

[xescugc]

General information:

• Operating System:
• Terracognita version / tag:
• Did you build Terracognita from sources or did you use the Docker image:

Describe the bug:

When importing an aws_lambda_function we get the following error

"filename": one of `filename,image_uri,s3_bucket` must be specified

Log message

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Additional context

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