chore(jira): Add instructions for installing Jira for self-hosted sentry users (#12433)

Author: Christinarlong

develop-docs/integrations/jira/index.mdx

@@ -30,7 +30,9 @@ To enable issue-sync between Jira and a locally hosted Sentry Jira integration,
 ![Navigating to Connected Apps](./images/jira-setup2.png)
 
 6. In the new modal, select JIRA for the product to install the app on (8).
-7. For the "App descriptor URL" (9), use the following URL, `https://{YOUR_SENTRY_DOMAIN}/extensions/jira/descriptor/`. Note that if you are running a local devserver, `YOUR_SENTRY_DOMAIN` will be your ngrok (or other tunneling service) domain.
+7. For the "App descriptor URL" (9), use the following URL, `https://{YOUR_SENTRY_DOMAIN}/extensions/jira/descriptor/`.
+    * Note that if you are running a local devserver, `YOUR_SENTRY_DOMAIN` will be your ngrok (or other tunneling service) domain.
+    * For self-hosted Sentry users: Replace `https://{YOUR_SENTRY_DOMAIN}` with your Sentry address.
 ![Filling out Modal](./images/jira-setup3.png)
 
 8. Click "Install app" (10), now if you select the "Installed Apps" (11) tab next to "Settings", you should see your newly installed app listed under "Sentry" (12). (Note: that "Sentry for Jira" is the SaaS integration).

docs/organization/integrations/issue-tracking/jira/index.mdx

@@ -143,6 +143,10 @@ Confirm [Sentry's IP ranges](/security-legal-pii/security/ip-ranges/) are allowe
 
 Jira should now be authorized for all projects under your Sentry organization.
 
+### Self-Hosted Sentry + Jira integration
+
+To install the Jira integration with a self-hosted Sentry instance, please follow our [develop-docs](/develop-docs/integrations/jira/index.mdx/), skip to the "Installing Local Jira App" section.
+
 ## Configure
 
 Use Jira to leverage [issue management](#issue-management), [issue syncing](#issue-sync), and receive [notifications](#issue-notifications) about changes to issue status. Additionally, add [ignored fields](#ignored-fields) to hide specified fields in the issue creation form.