Update omniplex.gg API information (#113)

* Update: omniplex.gg

Updated some more stuff I forgot with my last change.

* Change content field to null in omniplex.gg.json

Set content field to null for omniplex.gg.

* Update API URLs in omniplex.gg.json

Author: CodeMeAPixel

data/lists/omniplex.gg.json

@@ -10,23 +10,23 @@
     "defunct": 0,
     "discord_only": 1,
     "description": "Everything your Discord community needs, all in one place.",
-    "api_docs": "https://spider.omniplex.gg/docs",
-    "api_post": "https://spider.omniplex.gg/bots/stats",
+    "api_docs": "https://docs.omniplex.gg/docs/api-reference",
+    "api_post": "https://api.omniplex.gg/bots/stats",
     "api_post_method": null,
     "api_field": "servers",
     "api_shard_id": null,
     "api_shard_count": "shards",
     "api_shards": null,
-    "api_get": "https://spider.omniplex.gg/bots/:id",
-    "api_all": "https://spider.omniplex.gg/bots/all",
+    "api_get": "https://api.omniplex.gg/bots/:id",
+    "api_all": "https://api.omniplex.gg/bots/@all",
     "view_bot": "https://omniplex.gg/bots/:id",
-    "bot_widget": "https://widgets.omniplex.gg/bots/:id",
+    "bot_widget": "https://omniplex.gg/bots/:id/widget",
     "content": null,
     "owners": "codemeapixel#0000 (510065483693817867)",
     "discord": "https://discord.gg/infinity-bot-list-758641373074423808",
     "features": [
-        "bot-resubmission",
         "bot-reviews",
+        "bot-resubmission",
         "offers-paid-promotion",
         "html-long-description",
         "iframe-long-description",