Add changelog entries from botocore

Author: aws-sdk-python-automation

.changes/next-release/api-change-greengrassv2-91266.json

@@ -0,0 +1,5 @@
+{
+  "type": "api-change",
+  "category": "``greengrassv2``",
+  "description": "[``botocore``] This release adds support for component system resource limits and idempotent Create operations. You can now specify the maximum amount of CPU and memory resources that each component can use."
+}

.changes/next-release/api-change-ssmcontacts-56067.json

@@ -0,0 +1,5 @@
+{
+  "type": "api-change",
+  "category": "``ssm-contacts``",
+  "description": "[``botocore``] Added new attribute in AcceptCode API. AcceptCodeValidation takes in two values - ENFORCE, IGNORE. ENFORCE forces validation of accept code and IGNORE ignores it which is also the default behavior; Corrected TagKeyList length from 200 to 50"
+}