fix: Update DynamoDB Table AttributeName max length to 255

[Gary-Ascuy]

Overview

• Description: [rationale/reason for change]
• Schema update type: [create, modification, extend, remove]
• Services affected:

References

• [documentation/forum thread links]

How was this tested?

[Describe what steps were taken to ensure this schema change is correct & necessary]

[KillDozerX2]

This is good, thanks!