Bug: Missing doc for Azure:StorageAccount:ConnectionString in Dev Guide migration page

[Metal-Mighty]

Expected Behavior

Describe the Azure:StorageAccount:ConnectionString environment variable for the Storage Account used by the portal

Current Behavior

No mention of the Azure:StorageAccount:ConnectionString variable in the doc

Steps to Reproduce

https://cgi-fr.github.io/IoT-Hub-Portal/stable/dev-guide/migrations/v4-to-v5/#azure

Context (Environment)

Portal version: v5.0 LoRaWAN Stack version: N/A

Logs

N/A

Additional Information

N/A