Adding failure case to ensure Azure#351 is fixed (Azure#557)

* Adding failure case to ensure Azure#351 is fixed

* Fixing unknown api version in deployments (false negative)

Co-authored-by: James Brundage <@github.com>

unit-tests/apiversions-should-be-recent/Fail/OldApiVersion-BuiltWithBicep.json

@@ -0,0 +1,58 @@
+{
+  "$schema": "https://schema.management.azure.com/schemas/2019-04-01/deploymentTemplate.json#",
+  "contentVersion": "1.0.0.0",
+  "metadata": {
+    "_generator": {
+      "name": "bicep",
+      "version": "0.4.1124.51302",
+      "templateHash": "12825026901412401447"
+    }
+  },
+  "parameters": {
+    "privatelinkDnsZoneName": {
+      "type": "string"
+    }
+  },
+  "resources": [
+    {
+      "type": "Microsoft.Resources/deployments",
+      "apiVersion": "2020-10-01",
+      "name": "dnsDeploy",
+      "properties": {
+        "expressionEvaluationOptions": {
+          "scope": "inner"
+        },
+        "mode": "Incremental",
+        "parameters": {
+          "privatelinkDnsZoneName": {
+            "value": "[parameters('privatelinkDnsZoneName')]"
+          }
+        },
+        "template": {
+          "$schema": "https://schema.management.azure.com/schemas/2019-04-01/deploymentTemplate.json#",
+          "contentVersion": "1.0.0.0",
+          "metadata": {
+            "_generator": {
+              "name": "bicep",
+              "version": "0.4.1124.51302",
+              "templateHash": "2116389511501495551"
+            }
+          },
+          "parameters": {
+            "privatelinkDnsZoneName": {
+              "type": "string"
+            }
+          },
+          "resources": [
+            {
+              "type": "Microsoft.Network/privateDnsZones",
+              "apiVersion": "2018-09-01",
+              "name": "[parameters('privatelinkDnsZoneName')]",
+              "location": "Global"
+            }
+          ]
+        }
+      }
+    }
+  ]
+}