Closes #13366: Update documentation for main branch (#18309)

* Closes #13366: Update documentation for main branch

* Clarify wording

.github/ISSUE_TEMPLATE/config.yml

@@ -2,7 +2,7 @@
 blank_issues_enabled: false
 contact_links:
   - name: 📖 Contributing Policy
-    url: https://github.com/netbox-community/netbox/blob/develop/CONTRIBUTING.md
+    url: https://github.com/netbox-community/netbox/blob/main/CONTRIBUTING.md
     about: "Please read through our contributing policy before opening an issue or pull request."
   - name: ❓ Discussion
     url: https://github.com/netbox-community/netbox/discussions

.github/workflows/close-stale-issues.yml

@@ -38,7 +38,7 @@ jobs:
             issues may receive direct feedback. **Do not** attempt to circumvent this
             process by "bumping" the issue; doing so will result in its immediate closure
             and you may be barred from participating in any future discussions. Please see
-            our [contributing guide](https://github.com/netbox-community/netbox/blob/develop/CONTRIBUTING.md).
+            our [contributing guide](https://github.com/netbox-community/netbox/blob/main/CONTRIBUTING.md).
 
           # Pull request parameters
           close-pr-message: >