Update preview icon and image assets (#791)

Author: Brayden

astro-blog-starter-template/package-lock.json

@@ -8,10 +8,8 @@
       "Workers"
     ],
     "categories": [],
-    "icon_urls": [
-      "https://imagedelivery.net/wSMYJvS3Xw-n339CbDyDIA/5ca0ca32-e897-4699-d4c1-6b680512f000/public"
-    ],
-    "preview_image_url": "https://imagedelivery.net/wSMYJvS3Xw-n339CbDyDIA/33bbbf02-eda2-4d3f-b244-c27a280f3900/public",
+    "preview_icon_url": "https://imagedelivery.net/wSMYJvS3Xw-n339CbDyDIA/f40a6577-eed5-4f3e-cef4-b5ef0a1be100/public",
+    "preview_image_url": "https://imagedelivery.net/wSMYJvS3Xw-n339CbDyDIA/f40a6577-eed5-4f3e-cef4-b5ef0a1be100/preview",
     "publish": true
   },
   "dependencies": {