Added troubleshooting section for disabled repository options (#1210)

* Update settings/github.mdx

* add troubleshooting for public repo feedback

* add images

---------

Co-authored-by: mintlify[bot] <109931778+mintlify[bot]@users.noreply.github.com>
Co-authored-by: Ethan Palm <[email protected]>

Author: mintlify[bot]

images/github/revalidate-settings-dark.png

@@ -48,6 +48,8 @@ Change the organization, repository, or branch that your documentation is built
 
 ## Troubleshooting
 
+### GitHub app connection issues
+
 If you encounter problems with the GitHub app, resetting the connection can solve most problems.
 
 <Steps>
@@ -60,3 +62,29 @@ If you encounter problems with the GitHub app, resetting the connection can solv
     2. Authorize your account in the [My Profile](https://dashboard.mintlify.com/settings/account) section of your dashboard.
   </Step>
 </Steps>
+
+### Feedback add-ons are unavailable
+
+If you cannot enable the edit suggestions or raise issues options in your dashboard and your repository is public, revalidate your Git settings.
+
+<Steps>
+  <Step title="Navigate to Git Settings">
+    Go to [Git Settings](https://dashboard.mintlify.com/settings/deployment/git-settings) in your dashboard.
+  </Step>
+  <Step title="Revalidate your settings">
+    Click the green check mark in the corner of the Git settings box to revalidate your repository settings. This will force update your repository settings to reflect whether your repository is public or private.
+
+    <Frame>
+      <img
+        src="/images/github/revalidate-settings-light.png"
+        alt="The Git Settings page in the Mintlify dashboard. An orange arrow points to the green check mark that revalidates the repository settings."
+        className="block dark:hidden"
+      />
+      <img
+        src="/images/github/revalidate-settings-dark.png"
+        alt="The Git Settings page in the Mintlify dashboard. An orange arrow points to the green check mark that revalidates the repository settings."
+        className="hidden dark:block"
+      />
+    </Frame>
+  </Step>
+</Steps>