charset: fix unicode name in cell title

Broken in commit v1.11-65-g57d7837d68 (2019-07-03)
[charset: silence warning of empty cell arguments].

diff --git a/charset.plp b/charset.plp
index ccbf145cf6ce28e674fa2e440209321309011089..119d4100f82a06dd1482ac467b499d9ad407fb7a 100644 (file)
--- a/charset.plp
+++ b/charset.plp
@@ -349,7 +349,7 @@ for my $row (@request) {
                                $visible->{$glyph}++;
                        }
 
-                       print '<td title="%s"', $name;
+                       printf '<td title="%s"', $name;
                        say $class ? sprintf(' class="X %s">%s', $class, $cell) : '>';
                }
                continue {