[ocrfeeder] Update desktop file: Update Keywords tag and make it translatable

[Joaquim Rocha <jrocha src gnome org>]

commit 737f247d97aac441ac353c246f881fbefdbeb74a
Author: scx <scx mail gmail com>
Date:   Mon Jan 6 18:25:38 2020 +0100

    Update desktop file: Update Keywords tag and make it translatable
    
    See: https://gitlab.gnome.org/GNOME/ocrfeeder/commit/c75683d02d2f5e12fd025893e61bc8ec9154428d#note_677586

 resources/org.gnome.OCRFeeder.desktop.in | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/resources/org.gnome.OCRFeeder.desktop.in b/resources/org.gnome.OCRFeeder.desktop.in
index 34aed6b..a2c885d 100644
--- a/resources/org.gnome.OCRFeeder.desktop.in
+++ b/resources/org.gnome.OCRFeeder.desktop.in
@@ -8,7 +8,7 @@ Exec=ocrfeeder %F
 Icon=org.gnome.OCRFeeder
 MimeType=image/bmp;image/gif;image/jpeg;image/jpg;image/pjpeg;image/png;image/tiff;
 Categories=Office;Graphics;OCR;Scanning;
-Keywords=OCR;optical character recognition;Scanner;tesseract;
+_Keywords=OCR;Optical Character Recognition;CuneiForm;GOCR;Ocrad;Tesseract;Document 
Recognition;Scanner;Scanning;
 Terminal=false
 StartupNotify=true
 StartupWMClass=ocrfeeder