[SVLS-4780] bugfix for sns-sqs non-rawMessageDelivery java upstream

[joeyzhao2018]

What does this PR do?

Fixing a bug for java upstream sns-sqs non-rawMessageDelivery case.
In this case the first_record was recreated this way thus without attributes. Therefore changing it to refer to the original message's attributes.

Motivation

Testing Guidelines

Additional Notes

Types of Changes

• Bug fix
• New feature
• Breaking change
• Misc (docs, refactoring, dependency upgrade, etc.)

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[purple4reina]

Makes sense! Good sleuthing!