fix notifier geoip bridge repository link

Author: MrYamous

notifier.rst

@@ -1118,7 +1118,7 @@ is dispatched. Listeners receive a
 .. _`FreeMobile`: https://github.com/symfony/symfony/blob/{version}/src/Symfony/Component/Notifier/Bridge/FreeMobile/README.md
 .. _`GatewayApi`: https://github.com/symfony/symfony/blob/{version}/src/Symfony/Component/Notifier/Bridge/GatewayApi/README.md
 .. _`Gitter`: https://github.com/symfony/symfony/blob/{version}/src/Symfony/Component/Notifier/Bridge/Gitter/README.md
-.. _`GoIP`: https://github.com/symfony/symfony/blob/{version}/src/Symfony/Component/Notifier/Bridge/GoIP/README.md
+.. _`GoIP`: https://github.com/symfony/symfony/blob/{version}/src/Symfony/Component/Notifier/Bridge/GoIp/README.md
 .. _`GoogleChat`: https://github.com/symfony/symfony/blob/{version}/src/Symfony/Component/Notifier/Bridge/GoogleChat/README.md
 .. _`Infobip`: https://github.com/symfony/symfony/blob/{version}/src/Symfony/Component/Notifier/Bridge/Infobip/README.md
 .. _`Iqsms`: https://github.com/symfony/symfony/blob/{version}/src/Symfony/Component/Notifier/Bridge/Iqsms/README.md