[gnome-boxes] flatpak: Update virglrenderer dependency

[Felipe Borges <felipeborges src gnome org>]

commit a87c47aec90f628e6b0ced78a25592bf66ad06ea
Author: Felipe Borges <felipeborges gnome org>
Date:   Wed Jan 12 19:32:54 2022 +0100

    flatpak: Update virglrenderer dependency

 build-aux/flatpak/org.gnome.Boxes.json | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/build-aux/flatpak/org.gnome.Boxes.json b/build-aux/flatpak/org.gnome.Boxes.json
index 0ce656d7..48741a66 100644
--- a/build-aux/flatpak/org.gnome.Boxes.json
+++ b/build-aux/flatpak/org.gnome.Boxes.json
@@ -300,8 +300,8 @@
                     "sources": [
                         {
                             "type": "archive",
-                            "url": 
"https://github.com/freedesktop/virglrenderer/archive/virglrenderer-0.8.2.tar.gz";,
-                            "sha256": "9fa93095cd9a3e5b13c740e5e3b656a989356732bdaf3e22acb7c38a1f1f4411"
+                            "url": 
"https://github.com/freedesktop/virglrenderer/archive/virglrenderer-0.9.1.tar.gz";,
+                            "sha256": "dd4a8008ca7bcaaf56666c94fcd738d705cdeda6313a82b3cea78bc3fb1b1ba5"
                         }
                     ]
                 }