Fix 2.29.0 changelog entries (#5680)

Author: zoewangg

.changes/2.29.0.json

@@ -2,6 +2,18 @@
     "version": "2.29.0",
     "date": "2024-10-24",
     "entries": [
+        {
+            "type": "deprecation",
+            "category": "AWS SDK for Java v2",
+            "contributor": "",
+            "description": "Deprecate internal checksum algorithm classes."
+        },
+        {
+            "type": "feature",
+            "category": "AWS SDK for Java v2",
+            "contributor": "",
+            "description": "The SDK now defaults to Java built-in CRC32 and CRC32C(if it's Java 9+) implementations, resulting in improved performance."
+        },
         {
             "type": "feature",
             "category": "AWS Parallel Computing Service",

.changes/next-release/deprecation-AWSSDKforJavav2-eb641b5.json

@@ -7,6 +7,9 @@
 ## __AWS SDK for Java v2__
   - ### Features
     - Updated endpoint and partition metadata.
+    - The SDK now defaults to Java built-in CRC32 and CRC32C(if it's Java 9+) implementations, resulting in improved performance.
+- ### Deprecation
+    - Deprecate internal checksum algorithm classes.
 
 ## __Amazon AppConfig__
   - ### Features
@@ -22,5 +25,4 @@
 
 ## __QBusiness__
   - ### Features
-    - Add a new field in chat response. This field can be used to support nested schemas in array fields
-
+    - Add a new field in chat response. This field can be used to support nested schemas in array fields