Add changelog entries from botocore

Author: aws-sdk-python-automation

.changes/next-release/api-change-secretsmanager-14746.json

@@ -0,0 +1,5 @@
+{
+  "type": "api-change",
+  "category": "``secretsmanager``",
+  "description": "[``botocore``] Documentation updates for Secrets Manager"
+}