[5.0.x] Fixed #35069 -- Fixed typo in docs/ref/forms/api.txt.

Backport of dc26a3d563b1e1d98d40f5d351a6a61c34f12d98 from main

docs/ref/forms/api.txt

@@ -909,7 +909,7 @@ It's possible to customize that character, or omit it entirely, using the
     <div><label for="id_for_cc_myself">Cc myself</label><input type="checkbox" name="cc_myself" id="id_for_cc_myself"></div>
     >>> f = ContactForm(auto_id="id_for_%s", label_suffix=" ->")
     >>> print(f)
-    <div><label for="id_for_subject">Subject:</label><input type="text" name="subject" maxlength="100" required id="id_for_subject"></div>
+    <div><label for="id_for_subject">Subject -&gt;</label><input type="text" name="subject" maxlength="100" required id="id_for_subject"></div>
     <div><label for="id_for_message">Message -&gt;</label><textarea name="message" cols="40" rows="10" required id="id_for_message"></textarea></div>
     <div><label for="id_for_sender">Sender -&gt;</label><input type="email" name="sender" required id="id_for_sender"></div>
     <div><label for="id_for_cc_myself">Cc myself -&gt;</label><input type="checkbox" name="cc_myself" id="id_for_cc_myself"></div>