Fix a typo in changelog

CHANGELOG.md

@@ -12,7 +12,7 @@
 * **Auth**: Prevent password reset when login form is disabled or either LDAP or Auth Proxy is enabled [#14246](https://github.com/grafana/grafana/issues/14246), thx [@SilverFire](https://github.com/SilverFire)
 * **Dataproxy**: Override incoming Authorization header [#13815](https://github.com/grafana/grafana/issues/13815), thx [@kornholi](https://github.com/kornholi)
 * **Admin**: Fix prevent removing last grafana admin permissions [#11067](https://github.com/grafana/grafana/issues/11067), thx [@danielbh](https://github.com/danielbh)
-* **Templating**: Escaping "Custom" template variables [#13754](https://github.com/grafana/grafana/issues/13754), thx [@IntegersOfK]req(https://github.com/IntegersOfK)
+* **Templating**: Escaping "Custom" template variables [#13754](https://github.com/grafana/grafana/issues/13754), thx [@IntegersOfK](https://github.com/IntegersOfK)
 * **Admin**: When multiple user invitations, all links are the same as the first user who was invited [#14483](https://github.com/grafana/grafana/issues/14483)
 * **LDAP**: Upgrade go-ldap to v3 [#14548](https://github.com/grafana/grafana/issues/14548)
 * **Proxy whitelist**: Add CIDR capability to auth_proxy whitelist [#14546](https://github.com/grafana/grafana/issues/14546), thx [@jacobrichard](https://github.com/jacobrichard)