[SSL] Add missing fields to create-custom-hostname.mdx (cloudflare#24233)

* [SSL] Update create-custom-hostname.mdx

clarifying all settings available when creating a custom hostname

* Small tweaks: capitalization and periods

* Fix ul notation and indentation

---------

Co-authored-by: Rebecca Tamachiro <[email protected]>
Co-authored-by: Rebecca Tamachiro <[email protected]>

Author: ngayerie

src/content/partials/cloudflare-for-platforms/create-custom-hostname.mdx

@@ -8,7 +8,10 @@
 3. Navigate to **SSL/TLS** > **Custom Hostnames**.
 4. Click **Add Custom Hostname**.
 5. Add your customer's hostname `app.customer.com` and set the relevant options, including:
-   * Choosing the [Validation method](/cloudflare-for-platforms/cloudflare-for-saas/security/certificate-management/issue-and-validate/validate-certificates/).
-   * Whether you want to **Enable wildcard**, which adds a `*.<custom-hostname>` SAN to the custom hostname certificate. For more details, refer to [Hostname priority](/ssl/reference/certificate-and-hostname-priority/#hostname-priority).
-   * Choosing a value for [Custom origin server](/cloudflare-for-platforms/cloudflare-for-saas/start/advanced-settings/custom-origin/).
+    - The [minimum TLS version](/ssl/reference/protocols/).
+    - Defining whether you want to use a certificate provided by Cloudflare or [upload a custom certificate](/cloudflare-for-platforms/cloudflare-for-saas/security/certificate-management/custom-certificates/uploading-certificates/).
+    - Selecting the [certificate authority (CA)](/ssl/reference/certificate-authorities/) that will issue the certificate.
+    - Choosing the [validation method](/cloudflare-for-platforms/cloudflare-for-saas/security/certificate-management/issue-and-validate/validate-certificates/).
+    - Whether you want to **Enable wildcard**, which adds a `*.<custom-hostname>` SAN to the custom hostname certificate. For more details, refer to [Hostname priority](/ssl/reference/certificate-and-hostname-priority/#hostname-priority).
+    - Choosing a value for [Custom origin server](/cloudflare-for-platforms/cloudflare-for-saas/start/advanced-settings/custom-origin/).
 6. Click **Add Custom Hostname**.