[gnome-epub-thumbnailer] mobi: Add support for Kindle Format 8

[Bastien Nocera <hadess src gnome org>]

commit 5ac789ec4f261f9d8a1df932acb09de00a430b6f
Author: Bastien Nocera <hadess hadess net>
Date:   Wed Oct 23 14:35:21 2019 +0200

    mobi: Add support for Kindle Format 8

 gnome-mobi-thumbnailer.thumbnailer.in | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/gnome-mobi-thumbnailer.thumbnailer.in b/gnome-mobi-thumbnailer.thumbnailer.in
index f96dcd7..ab6f2a0 100644
--- a/gnome-mobi-thumbnailer.thumbnailer.in
+++ b/gnome-mobi-thumbnailer.thumbnailer.in
@@ -1,4 +1,4 @@
 [Thumbnailer Entry]
 TryExec=@bindir@/gnome-mobi-thumbnailer
 Exec=@bindir@/gnome-mobi-thumbnailer -s %s %u %o
-MimeType=application/x-mobipocket-ebook;
+MimeType=application/x-mobipocket-ebook;application/vnd.amazon.mobi8-ebook;