chore(config): Runtime updating of test code (#25349)

the following runtime support

- Node.js 14
    - 30 Apr 2023
----

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

Author: watany-dev

packages/aws-cdk-lib/aws-config/README.md

@@ -107,7 +107,7 @@ const evalComplianceFn = new lambda.Function(this, "CustomFunction", {
     "exports.handler = (event) => console.log(event);"
   ),
   handler: "index.handler",
-  runtime: lambda.Runtime.NODEJS_14_X,
+  runtime: lambda.Runtime.NODEJS_18_X,
 });
 
 // A custom rule that runs on configuration changes of EC2 instances
@@ -247,7 +247,7 @@ Compliance events are published to an SNS topic.
 const evalComplianceFn = new lambda.Function(this, 'CustomFunction', {
   code: lambda.AssetCode.fromInline('exports.handler = (event) => console.log(event);'),
   handler: 'index.handler',
-  runtime: lambda.Runtime.NODEJS_14_X,
+  runtime: lambda.Runtime.NODEJS_18_X,
 });
 
 // A custom rule that runs on configuration changes of EC2 instances

packages/aws-cdk-lib/aws-config/test/rule.test.ts

@@ -41,7 +41,7 @@ describe('rule', () => {
     const fn = new lambda.Function(stack, 'Function', {
       code: lambda.AssetCode.fromInline('foo'),
       handler: 'index.handler',
-      runtime: lambda.Runtime.NODEJS_14_X,
+      runtime: lambda.Runtime.NODEJS_18_X,
     });
 
     // WHEN
@@ -197,7 +197,7 @@ describe('rule', () => {
     const fn = new lambda.Function(stack, 'Function', {
       code: lambda.AssetCode.fromInline('foo'),
       handler: 'index.handler',
-      runtime: lambda.Runtime.NODEJS_14_X,
+      runtime: lambda.Runtime.NODEJS_18_X,
     });
 
     // THEN
@@ -214,7 +214,7 @@ describe('rule', () => {
     const fn = new lambda.Function(stack, 'Function', {
       code: lambda.AssetCode.fromInline('foo'),
       handler: 'index.handler',
-      runtime: lambda.Runtime.NODEJS_14_X,
+      runtime: lambda.Runtime.NODEJS_18_X,
     });
 
     // THEN
@@ -233,7 +233,7 @@ describe('rule', () => {
     const fn = new lambda.Function(stack, 'Function', {
       code: lambda.Code.fromInline('dummy'),
       handler: 'index.handler',
-      runtime: lambda.Runtime.NODEJS_14_X,
+      runtime: lambda.Runtime.NODEJS_18_X,
     });
 
     // WHEN
@@ -461,7 +461,7 @@ describe('rule', () => {
     const fn = new lambda.Function(stack, 'Function', {
       code: lambda.AssetCode.fromInline('foo'),
       handler: 'index.handler',
-      runtime: lambda.Runtime.NODEJS_14_X,
+      runtime: lambda.Runtime.NODEJS_18_X,
     });
 
     // WHEN