[gimp-web] content: add macOS release for GIMP 2.10.24.

[Jehan <jehanp src gnome org>]

commit 4b009d61d95dcba6b9046534e6c080f53d29c496
Author: Jehan <jehan girinstud io>
Date:   Tue Jul 27 13:06:10 2021 +0200

    content: add macOS release for GIMP 2.10.24.
    
    It is now mirrored to all mirrors but one so it's probably good to merge
    in the same time as publishing our news today.

 content/gimp_versions.json | 10 ++++++++++
 1 file changed, 10 insertions(+)
---
diff --git a/content/gimp_versions.json b/content/gimp_versions.json
index 8790c208..28f229c1 100644
--- a/content/gimp_versions.json
+++ b/content/gimp_versions.json
@@ -50,6 +50,16 @@
                     "build-id": "org.gimp.GIMP_official",
                     "comment": "Known issue #6664: Script-Fu crashes on 64-bit systems."
                 }
+            ],
+            "macos": [
+                {
+                    "date": "2021-07-27",
+                    "filename": "gimp-2.10.24-x86_64.dmg",
+                    "sha512": 
"42839566b23ac7d03590eade70305b2982745a779ba8268def8a75ad93d02eac117d49a2759fe01222f4e581fcea44eaa681d3477599d0db594e886d2c496974",
+                    "sha256": "d835afd64b4a617516a432a4ff78454594f5147786b4b900371a9fa68252567a",
+                    "min-support": "macOS 10.9 Mavericks",
+                    "build-id": "org.gimp.GIMP_official"
+                }
             ]
         },
         {