use variable for group name

Author: KSchlobohm

infra/scripts/postprovision/call-create-app-registrations.sh

@@ -11,6 +11,6 @@ fi
 # This script is run by azd pre-provision hook and is part of the deployment lifecycle run when deploying the code for the Relecloud web app.
 resourceGroupName=$((azd env get-values --output json) | jq -r .AZURE_RESOURCE_GROUP)
 
-echo "Calling create-app-registrations.ps1 for group:'resourceGroupName'..."
+echo "Calling create-app-registrations.ps1 for group:'$resourceGroupName'..."
 
 pwsh ./infra/scripts/postprovision/create-app-registrations.ps1 -ResourceGroupName $resourceGroupName -NoPrompt