Update azuredeploy.json (#346)

added new 1804 vm types supporting from 16GB memory

301-availability-set-elastic-storage-ecs/azuredeploy.json

@@ -75,11 +75,22 @@
         "Standard_DS4",
         "Standard_DS12",
         "Standard_DS4_v2",
-        "Standard_DS12_v2"
+        "Standard_DS12_v2",
+        "Standard_A2m_v2",
+        "Standard_A4m_v2",
+        "Standard_A8m_v2",
+        "Standard_A8_v2",
+        "Standard_F8",
+        "Standard_F8s",
+        "Standard_F16s",
+        "Standard_F8s_v2",
+        "Standard_F16s_v2",
+        "Standard_F32s_v2",
+        "Standard_F64s_v2"
       ],
-      "defaultValue": "Standard_D4",
+      "defaultValue": "Standard_A2m_v2",
       "metadata": {
-        "description": "This is the size of your ECS Nodes. Minimum is A6/D4"
+        "description": "This is the size of your ECS Nodes. Minimum is A6/D4, and new vm Types from 1804 starting at 16GB"
       },
       "type": "string"
     },