remove superflous button. fixes #15971

apps/user_ldap/templates/part.wizard-groupfilter.php

@@ -47,9 +47,6 @@
 					  placeholder="<?php p($l->t('Edit LDAP Query'));?>"
 					  title="<?php p($l->t('The filter specifies which LDAP groups shall have access to the %s instance.', $theme->getName()));?>">
 			</textarea>
-			<button class="ldapGetEntryCount hidden" name="ldapGetEntryCount" type="button">
-				<?php p($l->t('Test Filter'));?>
-			</button>
 		</p>
 		<p>
 			<div class="ldapWizardInfo invisible">&nbsp;</div>

apps/user_ldap/templates/part.wizard-loginfilter.php

@@ -58,4 +58,4 @@
 		</p>
 		<?php print_unescaped($_['wizardControls']); ?>
 	</div>
-</fieldset>
+</fieldset>