Automatically use resource group location for all resources

azuredeploy.json

@@ -8,13 +8,6 @@
     "hostingPlanName": {
       "type": "string"
     },
-    "siteLocation": {
-      "type": "string",
-      "allowedValues": [
-        "southcentralus","msftwestus","msfteastus","msfteastasia","msftnortheurope","eastus2stage","centralusstage","southafricanorth","westus","australiaeast","brazilsouth","southeastasia","centralus","japanwest","centralindia","uksouth","canadaeast","koreacentral","francecentral","northeurope","westus2","eastus","westindia","eastus2","australiacentral","germanywestcentral","norwayeast","switzerlandnorth","northcentralus","ukwest","australiasoutheast","koreasouth","canadacentral","southindia","westcentralus","eastasiastage","northcentralusstage","eastasia","japaneast","westeurope"
-      ],
-      "defaultValue": "westeurope"
-    },
     "sku": {
       "type": "string",
       "allowedValues": [
@@ -77,7 +70,7 @@
     {
       "name": "[parameters('hostingPlanName')]",
       "type": "Microsoft.Web/serverfarms",
-      "location": "[parameters('siteLocation')]",
+      "location": "[resourceGroup().location]",
       "apiVersion": "2018-02-01",
       "sku": {
         "name": "[variables('sku')]"
@@ -91,7 +84,7 @@
     {
       "name": "[parameters('siteName')]",
       "type": "Microsoft.Web/sites",
-      "location": "[parameters('siteLocation')]",
+      "location": "[resourceGroup().location]",
       "apiVersion": "2018-11-01",
       "dependsOn": [
         "[resourceId('Microsoft.Web/serverfarms', parameters('hostingPlanName'))]"
@@ -158,7 +151,7 @@
     {
       "name": "[variables('appInsightsName')]",
       "type": "Microsoft.Insights/components",
-      "location": "[parameters('siteLocation')]",
+      "location": "[resourceGroup().location]",
       "apiVersion": "2014-04-01",
       "condition": "[parameters('Deploy App Insights')]",
       "dependsOn": [