chore: update mods_index.json

Author: bruhnn

src/data/mods_index.json

@@ -23,7 +23,7 @@
             "links": {
                 "patreon": "https://www.patreon.com/hcoel",
                 "ko-fi": null,
-                "discord": "https://discord.gg/PUWhbK3m"
+                "discord": "https://discord.gg/vHpMvUb4CZ"
             }
         },
         "linr": {
@@ -55,7 +55,7 @@
             "links": {
                 "patreon": "https://www.patreon.com/Na0hModBD2",
                 "ko-fi": null,
-                "discord": "https://discord.gg/aNP9SsGJ"
+                "discord": "https://discord.gg/6spWB24YSY"
             }
         },
         "nimloth": {
@@ -80,7 +80,7 @@
             "links": {
                 "patreon": "https://www.patreon.com/slothgoesslow",
                 "ko-fi": "https://ko-fi.com/slothgoesslow",
-                "discord": "https://discord.gg/xrST3DRy"
+                "discord": "https://discord.gg/FxpAcK9yFJ"
             }
         },
         "synae": {