Add changelog entries from latest v1 releases

Pulled in changes from 1.32.27 to 1.32.28

.changes/next-release/apichange-acmpca-41635.json

@@ -0,0 +1,5 @@
+{
+  "category": "``acm-pca``",
+  "description": "AWS Private CA now supports an option to omit the CDP extension from issued certificates, when CRL revocation is enabled.",
+  "type": "api-change"
+}

.changes/next-release/apichange-ec2-68071.json

@@ -0,0 +1,5 @@
+{
+  "category": "``ec2``",
+  "description": "Introduced a new clientToken request parameter on CreateNetworkAcl and CreateRouteTable APIs. The clientToken parameter allows idempotent operations on the APIs.",
+  "type": "api-change"
+}

.changes/next-release/apichange-ecs-65084.json

@@ -0,0 +1,5 @@
+{
+  "category": "``ecs``",
+  "description": "Documentation updates for Amazon ECS.",
+  "type": "api-change"
+}

.changes/next-release/apichange-lightsail-81317.json

@@ -0,0 +1,5 @@
+{
+  "category": "``lightsail``",
+  "description": "This release adds support for IPv6-only instance plans.",
+  "type": "api-change"
+}

.changes/next-release/apichange-outposts-79081.json

@@ -0,0 +1,5 @@
+{
+  "category": "``outposts``",
+  "description": "DeviceSerialNumber parameter is now optional in StartConnection API",
+  "type": "api-change"
+}

.changes/next-release/apichange-rds-23447.json

@@ -0,0 +1,5 @@
+{
+  "category": "``rds``",
+  "description": "This release adds support for Aurora Limitless Database.",
+  "type": "api-change"
+}

.changes/next-release/apichange-storagegateway-78897.json

@@ -0,0 +1,5 @@
+{
+  "category": "``storagegateway``",
+  "description": "Add DeprecationDate and SoftwareVersion to response of ListGateways.",
+  "type": "api-change"
+}