[releng] schodule: Note 3.91 is cancelled

[Michael Catanzaro <mcatanzaro src gnome org>]

commit 421ca83f5f643a364907040f482321d3b10e64d4
Author: Michael Catanzaro <mcatanzaro igalia com>
Date:   Tue Feb 13 08:46:18 2018 -0600

    schodule: Note 3.91 is cancelled

 tools/schedule/3.28.schedule |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/tools/schedule/3.28.schedule b/tools/schedule/3.28.schedule
index dc5ef15..65c74a5 100644
--- a/tools/schedule/3.28.schedule
+++ b/tools/schedule/3.28.schedule
@@ -15,7 +15,7 @@ nextnewstable:3.30
 21:freeze:the-freeze
 21:release:beta.90 mcatanzaro
 23:freeze:string
-23:release:beta.91 mcatanzaro
+23:release:beta.91 *this release is cancelled*
 25:release:rc.92 jjardon
 25:freeze:hard-code
 26:release:newstable.0 mclasen