[gimp-web] content, tools: adding mirror by Nizhny Novgorod.

[Jehan <jehanp src gnome org>]

commit 39c8390f05e498c353e50bae374dcda48bf54ee3
Author: Jehan <jehan girinstud io>
Date:   Sun Oct 3 20:59:33 2021 +0200

    content, tools: adding mirror by Nizhny Novgorod.
    
    See: https://gitlab.gnome.org/Infrastructure/Infrastructure/-/issues/686

 content/downloads/mirrors.json     | 7 +++++++
 tools/downloads/downloads.http.txt | 1 +
 2 files changed, 8 insertions(+)
---
diff --git a/content/downloads/mirrors.json b/content/downloads/mirrors.json
index 41beb470..718c0a00 100644
--- a/content/downloads/mirrors.json
+++ b/content/downloads/mirrors.json
@@ -180,5 +180,12 @@
       "mirrors": [ "https://mirror.nju.edu.cn/gimp/"; ],
       "about": "https://sci.nju.edu.cn";,
       "more": [ "https://gitlab.gnome.org/Infrastructure/Infrastructure/-/issues/692"; ]
+    },
+    "Dmitry Shishkin": {
+      "location": "Nizhny Novgorod",
+      "country": "Russia",
+      "mirrors": [ "https://mirror.surf/gimp/pub/gimp/"; ],
+      "about": "https://mirror.surf/";,
+      "more": [ "https://gitlab.gnome.org/Infrastructure/Infrastructure/-/issues/686"; ]
     }
 }
diff --git a/tools/downloads/downloads.http.txt b/tools/downloads/downloads.http.txt
index a1328f5d..cabf1efe 100644
--- a/tools/downloads/downloads.http.txt
+++ b/tools/downloads/downloads.http.txt
@@ -17,6 +17,7 @@ https://mirror.klaus-uwe.me/gimp/gimp/
 https://mirror.nju.edu.cn/gimp/
 https://mirrors.dotsrc.org/gimp/gimp/
 https://mirrors.ukfast.co.uk/sites/gimp.org/pub/gimp/
+https://mirror.surf/gimp/pub/gimp/
 https://mirrors.xmission.com/gimp/gimp/
 https://mirror.umd.edu/gimp/gimp/
 https://www.mirrorservice.org/sites/ftp.gimp.org/pub/gimp/