Corrected validator usage in the wtforms docs.

docs/patterns/wtforms.rst

@@ -22,9 +22,11 @@ This is an example form for a typical registration page::
     class RegistrationForm(Form):
         username = TextField('Username', [validators.Length(min=4, max=25)])
         email = TextField('Email Address', [validators.Length(min=6, max=35)])
-        password = PasswordField('New Password', [validators.Required()])
-        confirm = PasswordField('Repeat Password', [validators.EqualTo(
-            'confirm', message='Passwords must match')])
+        password = PasswordField('New Password', [
+            validators.Required(),
+            validators.EqualTo('confirm', message='Passwords must match')
+        ])
+        confirm = PasswordField('Repeat Password')
         accept_tos = BooleanField('I accept the TOS', [validators.Required()])
 
 In the View