chore: update discord links in documentation and readme (#3983)

* discord security patch Update README.md

update old links to https://discord.gg/cosmosnetwork

* discord security patch Update config.js

updating old links to https://discord.gg/cosmosnetwork

README.md

@@ -25,7 +25,7 @@
   <a href="https://github.com/cosmos/ibc-go">
     <img alt="Lines Of Code" src="https://tokei.rs/b1/github/cosmos/ibc-go" />
   </a>
-  <a href="https://discord.gg/AzefAFd">
+  <a href="https://discord.gg/cosmosnetwork">
     <img alt="Discord" src="https://img.shields.io/discord/669268347736686612.svg" />
   </a>
   <a href="https://sourcegraph.com/github.com/cosmos/ibc-go?badge">

docs/.vuepress/config.js

@@ -608,7 +608,7 @@ module.exports = {
     },
     footer: {
       question: {
-        text: "Chat with IBC developers in <a href='https://discord.gg/W8trcGV' target='_blank'>Discord</a>.",
+        text: "Chat with IBC developers in <a href='https://discord.gg/cosmosnetwork' target='_blank'>Discord</a>.",
       },
       textLink: {
         text: "ibcprotocol.dev",
@@ -673,7 +673,7 @@ module.exports = {
             },
             {
               title: "Chat",
-              url: "https://discord.gg/W8trcGV",
+              url: "https://discord.gg/cosmosnetwork",
             },
           ],
         },