fix: linkedin link

Change-Id: I794f55d1faebe85a2844fd3c95b772c5d467e278
diff --git a/redirects.php b/redirects.php
index a4f385e..567afa4 100644
--- a/redirects.php
+++ b/redirects.php
@@ -45,7 +45,7 @@
     'redirect' => 'https://bughunters.google.com/profile/3c2a61b4-8c40-453a-b0eb-a5c132a5eb2e'
   ],
   [
-    'pattern' => '/^\/?linkedin\/?$',
+    'pattern' => '/^\/?linkedin\/?$/',
     'redirect' => 'https://www.linkedin.com/in/adriavilanova/',
   ],
   [