Release 2.30.3. Updated CHANGELOG.md, README.md and all pom.xml.

Author: AWS

.changes/2.30.3.json

@@ -0,0 +1,66 @@
+{
+    "version": "2.30.3",
+    "date": "2025-01-21",
+    "entries": [
+        {
+            "type": "feature",
+            "category": "AWS Batch",
+            "contributor": "",
+            "description": "Documentation-only update: clarified the description of the shareDecaySeconds parameter of the FairsharePolicy data type, clarified the description of the priority parameter of the JobQueueDetail data type."
+        },
+        {
+            "type": "feature",
+            "category": "AWS IoT SiteWise",
+            "contributor": "",
+            "description": "AWS IoT SiteWise now supports ingestion and querying of Null (all data types) and NaN (double type) values of bad or uncertain data quality. New partial error handling prevents data loss during ingestion. Enabled by default for new customers; existing customers can opt-in."
+        },
+        {
+            "type": "feature",
+            "category": "Amazon CloudWatch Logs",
+            "contributor": "",
+            "description": "Documentation-only update to address doc errors"
+        },
+        {
+            "type": "feature",
+            "category": "Amazon Cognito Identity Provider",
+            "contributor": "",
+            "description": "corrects the dual-stack endpoint configuration for cognitoidp"
+        },
+        {
+            "type": "feature",
+            "category": "Amazon Connect Service",
+            "contributor": "",
+            "description": "Added DeleteContactFlowVersion API and the CAMPAIGN flow type"
+        },
+        {
+            "type": "feature",
+            "category": "Amazon QuickSight",
+            "contributor": "",
+            "description": "Added `DigitGroupingStyle` in ThousandsSeparator to allow grouping by `LAKH`( Indian Grouping system ) currency. Support LAKH and `CRORE` currency types in Column Formatting."
+        },
+        {
+            "type": "feature",
+            "category": "Amazon Simple Notification Service",
+            "contributor": "",
+            "description": "This release adds support for the topic attribute FifoThroughputScope for SNS FIFO topics. For details, see the documentation history in the Amazon Simple Notification Service Developer Guide."
+        },
+        {
+            "type": "feature",
+            "category": "EMR Serverless",
+            "contributor": "",
+            "description": "Increasing entryPoint in SparkSubmit to accept longer script paths. New limit is 4kb."
+        },
+        {
+            "type": "feature",
+            "category": "Emf Metric Logging Publisher",
+            "contributor": "",
+            "description": "Added a new EmfMetricLoggingPublisher class that transforms SdkMetricCollection to emf format string and logs it, which will be automatically collected by cloudwatch."
+        },
+        {
+            "type": "feature",
+            "category": "AWS SDK for Java v2",
+            "contributor": "",
+            "description": "Updated endpoint and partition metadata."
+        }
+    ]
+}