[gimp-web/wip/schumaml/2.10.20-gimp_versions.json] gimp_versions.json: add 2.10.20 release date and file hashes

[Michael Schumacher <schumaml src gnome org>]

commit b778bcd86dada7be3d454c2e618a0bb4c22c4851
Author: Michael Schumacher <schumaml gmx de>
Date:   Mon Jun 8 01:01:39 2020 +0200

    gimp_versions.json: add 2.10.20 release date and file hashes

 content/gimp_versions.json | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)
---
diff --git a/content/gimp_versions.json b/content/gimp_versions.json
index 2e9a6844..560da834 100644
--- a/content/gimp_versions.json
+++ b/content/gimp_versions.json
@@ -2,12 +2,12 @@
     "STABLE":  [
         {
             "version": "2.10.20",
-            "date": "2020-06-dd",
+            "date": "2020-06-07",
             "source": [
                 {
                     "filename": "gimp-2.10.20.tar.bz2",
-                    "sha512": "",
-                    "sha256": ""
+                    "sha512": 
"7cd0b1833af87a167fdfee59fb491a72727fe3071c21c0de1813adb0f8272a92473e1e300517395b1b4593c8cb6781ee30f7a63966756e5a7f523a164308aba6",
+                    "sha256": "e12f9f874b1a007c4277b60aa81e0b67330be7e6153e5749ead839b902fc7b3c"
                 }
             ],
             "macos": [