Bump aws/aws-sdk-php from 3.271.3 to 3.294.5

Bumps [aws/aws-sdk-php](https://github.com/aws/aws-sdk-php) from 3.271.3 to 3.294.5.
- [Release notes](https://github.com/aws/aws-sdk-php/releases)
- [Commits](aws/aws-sdk-php@3.271.3...3.294.5)

---
updated-dependencies:
- dependency-name: aws/aws-sdk-php
  dependency-type: indirect
...

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