See #23468: Improve performance in the validator tree window

Add missing `-` character.

git-svn-id: https://josm.openstreetmap.de/svn/trunk@18978 0c6e7542-c601-0410-84e7-c038aed88b3b

src/org/openstreetmap/josm/tools/AlphanumComparator.java

@@ -67,7 +67,7 @@ public final class AlphanumComparator implements Comparator<String>, Serializabl
         // We have 37 order overrides for symbols; ASCII tables has control characters through 31. 32-47 are symbols.
         // After the symbols, we have 0-9, and then aA-zZ.
         // The character order
-        final String order = " \r\t\n\f\u000b_,;:!?/.`^~'\"()[]{}@$*\\&#%+<=>|0123456789aAbBcCdDeEfFgGhHiIjJkKlLmMnNoOpPqQrRsStTuUvVwWxXyYzZ";
+        final String order = " \r\t\n\f\u000b-_,;:!?/.`^~'\"()[]{}@$*\\&#%+<=>|0123456789aAbBcCdDeEfFgGhHiIjJkKlLmMnNoOpPqQrRsStTuUvVwWxXyYzZ";
         for (int i = 0; i < order.length(); i++) {
             char c = order.charAt(i);
             ASCII_MAPPING[c] = (byte) (i + 1);