[chronojump] Minor fix

[Xavier de Blas <xaviblas src gnome org>]

commit 2ae947d7a11bd244da122693021ca59049f9833d
Author: Xavier de Blas <xaviblas gmail com>
Date:   Sat Jan 18 17:44:08 2020 +0100

    Minor fix

 src/util.cs | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/src/util.cs b/src/util.cs
index 16295c4b..25c73a8b 100644
--- a/src/util.cs
+++ b/src/util.cs
@@ -406,8 +406,8 @@ public class Util
        }
        public static string RemoveBoldMarks(string s)
        {
-               s.Replace("<b>", "");
-               s.Replace("</b>", "");
+               s = s.Replace("<b>", "");
+               s = s.Replace("</b>", "");
                return s;
        }