minor #15132 Very small typo fix (WouterJ)

This PR was merged into the 2.6 branch.

Discussion
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Very small typo fix

| Q | A
| --- | ---
| License | MIT
| Fixed tickets | -

Commits
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04deaed Very small typo fix

src/Symfony/Bridge/Twig/Resources/views/Form/bootstrap_3_layout.html.twig

@@ -156,7 +156,7 @@
 {%- endblock radio_label %}
 
 {% block checkbox_radio_label %}
-    {# Do no display the label if widget is not defined in order to prevent double label rendering #}
+    {# Do not display the label if widget is not defined in order to prevent double label rendering #}
     {% if widget is defined %}
         {% if required %}
             {% set label_attr = label_attr|merge({class: (label_attr.class|default('') ~ ' required')|trim}) %}