Update environment variable references for AI service location in validation scripts

Author: Abdul-Microsoft

scripts/validate_model_quota.ps1

@@ -97,9 +97,9 @@ if ($FallbackRegions.Count -gt 0) {
     }
 
     Write-Host "`n🔧 To proceed, run:"
-    Write-Host "    azd env set AZURE_OPENAI_LOCATION '<region>'"
+    Write-Host "    azd env set AZURE_AISERVICE_LOCATION '<region>'"
     Write-Host "📌 To confirm it's set correctly, run:"
-    Write-Host "    azd env get-value AZURE_OPENAI_LOCATION"
+    Write-Host "    azd env get-value AZURE_AISERVICE_LOCATION"
     Write-Host "▶️  Once confirmed, re-run azd up to deploy the model in the new region."
     exit 2
 }

scripts/validate_model_quota.sh

@@ -89,9 +89,9 @@ if [[ "${#FALLBACK_REGIONS[@]}" -gt 0 ]]; then
     echo "   • $fallback"
   done
   echo -e "\n🔧 To proceed, run:"
-  echo "    azd env set AZURE_OPENAI_LOCATION '<region>'"
+  echo "    azd env set AZURE_AISERVICE_LOCATION '<region>'"
   echo "📌 To confirm it's set correctly, run:"
-  echo "    azd env get-value AZURE_OPENAI_LOCATION"
+  echo "    azd env get-value AZURE_AISERVICE_LOCATION"
   echo "▶️  Once confirmed, re-run azd up to deploy the model in the new region."
   exit 2
 fi