[gimp-web] downloads: add update for 2.99.4 Microsoft Windows installer

[Michael Schumacher <schumaml src gnome org>]

commit b95fd82390627d68a2a5845e97620b36dfb5677d
Author: Michael Schumacher <schumaml gmx de>
Date:   Fri Dec 25 23:41:13 2020 +0100

    downloads: add update for 2.99.4 Microsoft Windows installer

 content/gimp_versions.json | 10 ++++++++++
 1 file changed, 10 insertions(+)
---
diff --git a/content/gimp_versions.json b/content/gimp_versions.json
index da9bcd61..f3049817 100644
--- a/content/gimp_versions.json
+++ b/content/gimp_versions.json
@@ -451,6 +451,16 @@
                 }
             ],
             "windows": [
+                 {
+                    "date": "2020-12-26",
+                    "filename": "gimp-2.99.4-setup-1.exe",
+                    "sha512": 
"2b9eeeca89ae4de50e519d16cddc53d5f682c21cebd19ad3f256361b1bba50e0ae7c9d76c36cbf392e265758931a58d00951789da3f301987632847d41fb005a",
+                    "sha256": "243bd00741de1e25a91ec1ae5af13d9a1acf6dacd1486840274e1dce0a79ab90",
+                    "min-support": "Windows 7",
+                    "build-id": "org.gimp.GIMP_official",
+                    "revision": 1,
+                    "comment": "Update: adds the Paint Select tool in the Playgroudn preferences"
+                 },
                  {
                     "date": "2020-12-25",
                     "filename": "gimp-2.99.4-setup.exe",