Fix type in email already belongs to an account

Change-Id: Ibd722a6b10992fdf432e8bc00f06998924f3a69c
diff --git a/templates/strings.php b/templates/strings.php
index dc2f1a3..2bf82f9 100644
--- a/templates/strings.php
+++ b/templates/strings.php
@@ -32,7 +32,7 @@
 ];
 
 $EMAIL_VALIDATION_ERROR = (object)[
-        "registered" => "This email is already belongs to an account. It seems like you are already registered. Please check your mailbox." . ($CONFERENCE_REGISTRATION? "": "Or did you <a href='{{link}}'>forget your password?</a><br>"),
+        "registered" => "This email already belongs to an account. It seems like you are already registered. Please check your mailbox." . ($CONFERENCE_REGISTRATION? "": "Or did you <a href='{{link}}'>forget your password?</a><br>"),
         "invalid" => "Invalid email format<br>",
         "blacklisted" => "This email service is not allowed<br>",
         "pending" => "This email is already pending approval, check your mailbox or try to register with a different email<br>",