AWS msk documentation change
Summary
File renamed from msk-replicator-requirements.md to msk-replicator-create-iam-perms.md and restructured to focus specifically on IAM permissions for creating MSK Replicators. Added note about additional IAM permissions required when log delivery is enabled.
Security assessment
This change adds documentation about required IAM permissions for MSK Replicator creation, including specific mention of additional permissions needed for log delivery. While this is security-related documentation (IAM permissions), there's no evidence it addresses a specific security vulnerability or incident - it appears to be routine documentation improvement and clarification of security requirements.