[LyX/master] Beamer layout: fix issue 8767

[Pavel Sanda]

commit 6492fd8e14d9b8fc6b87a926d9b9dd3535f43266
Author: Thibaut Cuvelier <tcuvelier at lyx.org>
Date:   Wed Jul 26 23:58:18 2023 +0200

    Beamer layout: fix issue 8767
    
    The "Frame" label was shown for each Beamer frame.
---
 lib/layouts/beamer.layout |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/lib/layouts/beamer.layout b/lib/layouts/beamer.layout
index bcc57dd..a4818ff 100644
--- a/lib/layouts/beamer.layout
+++ b/lib/layouts/beamer.layout
@@ -508,6 +508,7 @@ Style Frame
   TopSep           1
   BottomSep        1
   ParSep           0
+  HTMLLabel        NONE
   LabelFont
     Size           largest
     Family         Roman