Update windows_server_insider_docker.json

windows_server_insider_docker.json

@@ -153,9 +153,9 @@
     "docker_provider": "DockerProvider",
     "docker_version": "17.10.0-ee-preview-3",
     "headless": "false",
-    "iso_checksum": "b06102934fcc5321c01c4585fd7cd9be621aa2695a0ae338f8fffbc50e70b770",
+    "iso_checksum": "a4a8349a356d2d04219f417973d2a7576b35ab754cd30ad647d5e89d20890122",
     "iso_checksum_type": "sha256",
-    "iso_url": "https://software-download.microsoft.com/pr/Windows_InsiderPreview_Server_17666.iso",
+    "iso_url": "https://software-download.microsoft.com/pr/Windows_InsiderPreview_Server_17692.iso",
     "manually_download_iso_from": "https://www.microsoft.com/en-us/software-download/windowsinsiderpreviewserver",
     "restart_timeout": "5m",
     "vhv_enable": "true",