[evince/wip/gpoo/fix-formtas-help] help: Add missing comics file already supported

[Germán Poo-Caamaño <gpoo src gnome org>]

commit ced83b2245b88b781b293015230a060cb695752b
Author: Germán Poo-Caamaño <gpoo gnome org>
Date:   Sat Apr 16 10:03:16 2022 -0400

    help: Add missing comics file already supported
    
    Fixes #1779

 help/C/formats.page | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/help/C/formats.page b/help/C/formats.page
index 5c0c29d95..4b6029e2b 100644
--- a/help/C/formats.page
+++ b/help/C/formats.page
@@ -30,7 +30,7 @@
 The <app>document viewer</app> supports the following formats:
 </p>
 <list>
- <item><p>Comic Book Archive (.cbr and .cbz)</p></item>
+ <item><p>Comic Book Archive (.cb7, .cbr, .cbt, and .cbz)</p></item>
  <item><p>Device Independent file format (.dvi)</p></item>
  <item><p>DjVu (.djvu, .djv)</p></item>
  <item><p>Open XML Paper Specification (.oxps, .xps)</p></item>