[gimp] flatpak: Add patch to Cairo preventing subpixel font rendering system settings to apply to text laye

[Jehan <jehanp src gnome org>]

commit 94ed45db04a77b39469245e2dd901e0814b13b06
Author: Ondřej Míchal <harrymichal seznam cz>
Date:   Sun May 23 13:45:19 2021 +0200

    flatpak: Add patch to Cairo preventing subpixel font rendering system settings to apply to text layers
    
    See https://github.com/flathub/org.gimp.GIMP/commit/fd391fd1091bf3ec368def3ec9eb0476348eeb7b
    See https://github.com/flathub/org.gimp.GIMP/commit/7a0ba49592c75d7c210800bcdd5a3b0b215ee937

 build/flatpak/org.gimp.GIMP-nightly.json | 15 +++++++++++++++
 1 file changed, 15 insertions(+)
---
diff --git a/build/flatpak/org.gimp.GIMP-nightly.json b/build/flatpak/org.gimp.GIMP-nightly.json
index 6bc315dddb..7d1ca7a06b 100644
--- a/build/flatpak/org.gimp.GIMP-nightly.json
+++ b/build/flatpak/org.gimp.GIMP-nightly.json
@@ -402,6 +402,21 @@
                 }
             ]
         },
+        {
+            "name": "cairo",
+            "buildsystem": "autotools",
+            "sources": [
+                {
+                    "type": "archive",
+                    "url": "https://www.cairographics.org/releases/cairo-1.16.0.tar.xz";,
+                    "sha256": "5e7b29b3f113ef870d1e3ecf8adf21f923396401604bda16d44be45e66052331"
+                },
+                {
+                    "type": "patch",
+                    "path": "../patches/cairo-mr114-gimp-issue-6210.patch"
+                }
+            ]
+        },
         {
             "name": "babl",
             "buildsystem": "meson",