updated my shuttle lab content (Java)

[akshay-online]

This pull request includes significant updates to the deployment instructions for the MyShuttle application in the labs/vstsextend/tomcat/readme.md file. The changes focus on creating a service connection, updating pipeline variables, and deploying changes to the web app.

Deployment Instructions Update:

• Creating Service Connection:

  • Added steps to create a new service connection using Azure Resource Manager and service principal.
  • Included detailed instructions and images for each step.

• Updating Pipeline Variables:

  • Added instructions to update pipeline variables for MySQL database and Azure App Service deployment.
  • Included images and notes to guide through the process.

• Deploying Changes to Web App:

  • Modified steps to trigger and monitor the build and release pipeline using the MyShuttle-YAML pipeline.
  • Added detailed instructions and images for running the pipeline and viewing logs.

[akshay-online]

@microsoft-github-policy-service agree [company="CANARYS AUTOMATION LTD"]

[akshay-online]

@microsoft-github-policy-service agree company="CANARYS AUTOMATIONS LTD"

[akshay-online]

@microsoft-github-policy-service agree