docs(apigateway): fix "a the" to "the" in JSDoc comments

Fix duplicate article "a the" to "the" in JSDoc comments for
StepFunctionsRestApi and LambdaRestApi.

Author: syukawa-dev

packages/aws-cdk-lib/aws-apigateway/lib/lambda-api.ts

@@ -15,7 +15,7 @@ export interface LambdaRestApiProps extends RestApiProps {
   /**
    * The default Lambda function that handles all requests from this API.
    *
-   * This handler will be used as a the default integration for all methods in
+   * This handler will be used as the default integration for all methods in
    * this API, unless specified otherwise in `addMethod`.
    */
   readonly handler: lambda.IFunction;

packages/aws-cdk-lib/aws-apigateway/lib/stepfunctions-api.ts

@@ -17,7 +17,7 @@ export interface StepFunctionsRestApiProps extends RestApiProps {
   /**
    * The default State Machine that handles all requests from this API.
    *
-   * This stateMachine will be used as a the default integration for all methods in
+   * This stateMachine will be used as the default integration for all methods in
    * this API, unless specified otherwise in `addMethod`.
    */
   readonly stateMachine: sfn.IStateMachine;