Make consent information in person.bulkregister.html properly conditi…

…onal.

examples/online-registration/html/person.bulkregister.html

@@ -50,10 +50,13 @@
 be the filename of a photo in a ZIP file uploaded at the same time (in
 exactly the same form as the filename appears in the ZIP file,
 including any directory components; for example,
-‘dir/photo.jpg’).  ‘Photo Consent’, if specified,
-must be one of ‘not_applicable’, ‘no’,
+‘dir/photo.jpg’).
+<tal:block tal:condition="python:utils.have_consent_ui(db._db)">&lsquo;Photo
+Consent&rsquo;, if specified, must be one of
+&lsquo;not_applicable&rsquo;, &lsquo;no&rsquo;,
 &lsquo;badge_only&rsquo;, &lsquo;yes&rsquo;.  Other consent columns,
-if specified, must be one of &lsquo;Yes&rsquo; and &lsquo;No&rsquo;.
+if specified, must be one of &lsquo;Yes&rsquo; and
+&lsquo;No&rsquo;.</tal:block>
 Unknown columns are ignored.  Only
 participants for staff countries may be registered through bulk
 registration.  If a contact email address is specified, a