Defender: TLS should be updated to the latest version for web apps / function apps

[jonnyry]

Note: requires TLS 1.3 setting on Function Apps & Web Apps - (e.g. Guacamole).

Note 2: requires a bump of the AzureRM provider, TLS 1.3 not supported in 3.117.0 for linux_function_app or linux_web_app. AzureRM provider bump being worked on in this PR #4255

Core:

• resource "azurerm_linux_web_app" "api" (core)
• resource "azurerm_linux_function_app" "airlock_function_app" (core, airlock)

(PR #4347 covers the above two)

Templates:

• resource "azurerm_linux_web_app" "guacamole"
• resource "azurerm_linux_web_app" "gitea" (shared service)
• resource "azurerm_linux_web_app" "gitea" (workspace service)
• resource "azurerm_linux_web_app" "atlas_ui" (OHDSI)
• resource "azurerm_linux_web_app" "ohdsi_webapi" (OHDSI)

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(From the Defender long list)