Fix: Change #odin-general to #odin-main

In Community Expectation page,change the channel name since #odin-general was outdated and replace to #odin-main

app/views/guides/community/expectations.html.erb

@@ -16,7 +16,7 @@
 
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       <li>
-        <strong>Ask questions in the proper channel.</strong> We have specific channels for every section in our curriculum, so please find the best one to ask your question. While asking questions regarding The Odin Project or our curriculum is allowed in our #odin-general channel, you should seek a more appropriate channel if there is already an active conversation.
+        <strong>Ask questions in the proper channel.</strong> We have specific channels for every section in our curriculum, so please find the best one to ask your question. While asking questions regarding The Odin Project or our curriculum is allowed in our #odin-main channel, you should seek a more appropriate channel if there is already an active conversation.
       </li>
       <li>
         <strong>Stay online after asking a question.</strong> Most of the time, answers are not simple and straight-forward. Therefore, you should be prepared to stick around and discuss it with those trying to help.