Add changelog entries from botocore

Author: aws-sdk-python-automation

.changes/next-release/api-change-bedrockruntime-26874.json

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+{
+  "type": "api-change",
+  "category": "``bedrock-runtime``",
+  "description": "[``botocore``] You can now reference images and documents stored in Amazon S3 when using InvokeModel and Converse APIs with Amazon Nova Lite and Nova Pro. This enables direct integration of S3-stored multimedia assets in your model requests without manual downloading or base64 encoding."
+}

.changes/next-release/api-change-ecs-99573.json

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+{
+  "type": "api-change",
+  "category": "``ecs``",
+  "description": "[``botocore``] Documentation only release for Amazon ECS."
+}

.changes/next-release/api-change-marketplacedeployment-44298.json

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+{
+  "type": "api-change",
+  "category": "``marketplace-deployment``",
+  "description": "[``botocore``] Doc only update for the AWS Marketplace Deployment Service that fixes several customer-reported issues."
+}