[LyX/master] Add new icon

[Enrico Forestieri]

commit 36e615451528b946bc5c189822fc8665a8990db2
Author: Enrico Forestieri <forenr at lyx.org>
Date:   Wed Jun 17 19:29:26 2020 +0200

    Add new icon
    
    This icon has been produced using lyx_doc.svg and contains 3
    different sizes (32x32, 64x64, 256x256) instead of only one.
---
 development/Win32/packaging/icons/lyx_doc.ico |  Bin 0 -> 41422 bytes
 1 files changed, 0 insertions(+), 0 deletions(-)

diff --git a/development/Win32/packaging/icons/lyx_doc.ico b/development/Win32/packaging/icons/lyx_doc.ico
new file mode 100644
index 0000000..a9c3879
Binary files /dev/null and b/development/Win32/packaging/icons/lyx_doc.ico differ