Release agent version 1.300049.1b929 and fluentbit version 2.32.4

[zhihonl]

Description of changes

Update all samples to use the latest agent image version 1.300049.1b929 and fluentbit image version 2.32.4. See https://github.com/aws/amazon-cloudwatch-agent/releases/tag/v1.300049.1 for changes.

License

By submitting this pull request, I confirm that you can use, modify, copy, and redistribute this contribution, under the terms of your choice.

Requirements

Before committing the code, please verify the following:

• If this commit includes changes to existing sample configurations, you acknowledge that you have confirmed this will not impact existing customer behavior.
• If not necessary, consider creating a new sample configuration for this change.