Maintenance: add tests to handle delimited protobufs

[dreamorosi]

Summary

In some cases, Protobuf payloads are encoded and padded with some additional bytes. We should add tests to verify that we can handle these payloads.

Why is this needed?

So that we can ensure that the protobuf delimited payloads can be decoded by the utility.

Which area does this relate to?

No response

Solution

No response

Acknowledgment

• [x] This request meets Powertools for AWS Lambda (TypeScript) Tenets
• [ ] Should this be considered in other Powertools for AWS Lambda languages? i.e. Python, Java, and .NET

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