[skip ci] Change Discord custom invite to static website invite

Signed-off-by: nythepegasus <nythepegasus84@gmail.com>

.github/ISSUE_TEMPLATE/bug_report.yml

@@ -10,7 +10,7 @@ body:
       value: |
         Thanks for taking the time to fill out this bug report! Before you continue filling out the report, please **[search in GitHub Issues](https://github.com/SideStore/SideStore/issues?q=is%3Aissue+is%3Aopen) for the bug you are experiencing** in case it has already been reported.
         
-        **Please use [Discord](https://discord.gg/RgpFBX3Q3k) or [GitHub Discussions](https://github.com/SideStore/SideStore/discussions) for support.**
+        **Please use [Discord](https://discord.gg/sidestore-949183273383395328) or [GitHub Discussions](https://github.com/SideStore/SideStore/discussions) for support.**
   - type: textarea
     id: description
     attributes:

.github/ISSUE_TEMPLATE/config.yml

@@ -3,7 +3,7 @@ blank_issues_enabled: false
 
 contact_links:
   - name: Discord
-    url: https://discord.gg/RgpFBX3Q3k
+    url: https://discord.gg/sidestore-949183273383395328
     about: If you need support, please go here first instead of making an issue!
   - name: GitHub Discussions
     url: https://github.com/SideStore/SideStore/discussions

.github/ISSUE_TEMPLATE/feature_request.yml

@@ -10,7 +10,7 @@ body:
       value: |
         Thanks for taking the time to fill out this feature request! Before you continue filling out the form, please **[search in GitHub Issues](https://github.com/SideStore/SideStore/issues?q=is%3Aissue+is%3Aopen) for the feature you are suggestion** in case it has already been suggested.
         
-        **Please use [Discord](https://discord.gg/RgpFBX3Q3k) or [GitHub Discussions](https://github.com/SideStore/SideStore/discussions) for support.**
+        **Please use [Discord](https://discord.gg/sidestore-949183273383395328) or [GitHub Discussions](https://github.com/SideStore/SideStore/discussions) for support.**
   - type: textarea
     id: description
     attributes: