updated with redis

[ahmedsza]

This pull request makes significant updates to the main.bicep file to enhance the infrastructure setup for the web application. The changes include updating resource configurations, adding new resources, and modifying existing properties to improve security and performance.

Key changes include:

Resource Configuration Updates:

• Changed the sku value from 'S1' to 'P0V3' to upgrade the service plan.
• Updated the appServicePlan resource to use a newer API version and added properties to specify it as a Linux plan.
• Modified the webApp resource to include additional security settings such as httpsOnly and minTlsVersion.

New Resource Additions:

• Added a new redisCache resource with specified configuration settings for better caching support.

Property and Output Modifications:

• Updated the logAnalyticsWorkspace resource to include a workspaceCapping property and extended retention days.
• Changed output variable names and values to reflect the new resource names and properties.