Adding Jellyfin Setting for Custom "Forgot Password" URL

Adding Jellyfin Setting for Custom "Forgot Password" URL.  Useful in cases where you are using a custom authentication provider such as the LDAP plugin, Authelia, lldap, or any other external auth scheme with its own password reset page.

overseerr-api.yml

@@ -368,6 +368,9 @@ components:
         externalHostname:
           type: string
           example: 'http://my.jellyfin.host'
+        jellyfinForgotPasswordUrl:
+          type: string
+          example: 'http://my.jellyfin.host/web/index.html#!/forgotpassword.html'
         adminUser:
           type: string
           example: 'admin'