chore(ecs-patterns): fix ec2/multiple-application-load-balanced-ecs-service integration test

[phuhung273]

Issue # (if applicable)

Relate #32506

Reason for this change

This test is failing. Please try this quick check

docker run -d -p 80:80 -p 90:90 amazon/amazon-ecs-sample:latest

# Success
curl http://localhost:80

# Fail
curl http://localhost:90

Description of changes

• Modify ECS task to also expose port 90
• Migrate to LaunchTemplate as LaunchConfiguration cannot be used on new account

Description of how you validated changes

yarn integ test/aws-ecs-patterns/test/ec2/integ.multiple-application-load-balanced-ecs-service.js

Checklist

• My code adheres to the CONTRIBUTING GUIDE and DESIGN GUIDELINES

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

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 78.77%. Comparing base (27619cc) to head (6e6cece).
Report is 1 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main   #32524   +/-   ##
=======================================
  Coverage   78.77%   78.77%           
=======================================
  Files         108      108           
  Lines        7162     7163    +1     
  Branches     1320     1320           
=======================================
+ Hits         5642     5643    +1     
  Misses       1335     1335           
  Partials      185      185           

Flag	Coverage Δ
suite.unit	78.77% <ø> (+<0.01%)	⬆️

Flags with carried forward coverage won't be shown. Click here to find out more.

Components	Coverage Δ
packages/aws-cdk	78.77% <ø> (+<0.01%)	⬆️

[aws-cdk-automation]

AWS CodeBuild CI Report

• CodeBuild project: AutoBuildv2Project1C6BFA3F-wQm2hXv2jqQv
• Commit ID: 6e6cece
• Result: SUCCEEDED
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