feat(rds): add support for SQL Server engine versions 15.00.4430.1.v1 and 16.00.4185.3.v1 (#34175)

Ref: [Amazon RDS for SQL Server supports new minor versions for SQL Server 2019 and 2022](https://aws.amazon.com/about-aws/whats-new/2025/04/amazon-rds-sql-server-2019-2022/)

```sh
% aws rds describe-db-engine-versions --engine sqlserver-ee --query "DBEngineVersions[?EngineVersion=='15.00.4430.1.v1'].[DBEngineVersionDescription,EngineVersion,DBParameterGroupFamily,MajorEngineVersion,Status]" 
[
    [
        "SQL Server 2019 15.00.4430.1.v1",
        "15.00.4430.1.v1",
        "sqlserver-ee-15.0",
        "15.00",
        "available"
    ]
]


% aws rds describe-db-engine-versions --engine sqlserver-ee --query "DBEngineVersions[?EngineVersion=='16.00.4185.3.v1'].[DBEngineVersionDescription,EngineVersion,DBParameterGroupFamily,MajorEngineVersion,Status]" 
[
    [
        "SQL Server 2022 16.00.4185.3.v1",
        "16.00.4185.3.v1",
        "sqlserver-ee-16.0",
        "16.00",
        "available"
    ]
]
```

### Checklist
- [x] My code adheres to the [CONTRIBUTING GUIDE](https://github.com/aws/aws-cdk/blob/main/CONTRIBUTING.md) and [DESIGN GUIDELINES](https://github.com/aws/aws-cdk/blob/main/docs/DESIGN_GUIDELINES.md)

----

*By submitting this pull request, I confirm that my contribution is made under the terms of the Apache-2.0 license*

Author: mazyu36

packages/aws-cdk-lib/aws-rds/lib/instance-engine.ts

@@ -2813,6 +2813,8 @@ export class SqlServerEngineVersion {
   public static readonly VER_15_00_4415_2_V1 = SqlServerEngineVersion.of('15.00.4415.2.v1', '15.00');
   /** Version "15.00.4420.2.v1". */
   public static readonly VER_15_00_4420_2_V1 = SqlServerEngineVersion.of('15.00.4420.2.v1', '15.00');
+  /** Version "15.00.4430.1.v1". */
+  public static readonly VER_15_00_4430_1_V1 = SqlServerEngineVersion.of('15.00.4430.1.v1', '15.00');
 
   /** Version "16.00" (only a major version, without a specific minor version). */
   public static readonly VER_16 = SqlServerEngineVersion.of('16.00', '16.00');
@@ -2840,6 +2842,8 @@ export class SqlServerEngineVersion {
   public static readonly VER_16_00_4165_4_V1 = SqlServerEngineVersion.of('16.00.4165.4.v1', '16.00');
   /** Version "16.00.4175.1.v1". */
   public static readonly VER_16_00_4175_1_V1 = SqlServerEngineVersion.of('16.00.4175.1.v1', '16.00');
+  /** Version "16.00.4185.3.v1". */
+  public static readonly VER_16_00_4185_3_V1 = SqlServerEngineVersion.of('16.00.4185.3.v1', '16.00');
 
   /**
    * Create a new SqlServerEngineVersion with an arbitrary version.