[eog] flatpak: Update Exempi to 2.6.2

[Felix Riemann <friemann src gnome org>]

commit 11826cf0595a72ae595e69e553c623c574facd76
Author: Felix Riemann <friemann gnome org>
Date:   Wed Jul 6 22:04:03 2022 +0200

    flatpak: Update Exempi to 2.6.2
    
    We need to use the tag for now until Exempi has branched off.

 org.gnome.Eog.json | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/org.gnome.Eog.json b/org.gnome.Eog.json
index 56469e95..8250b396 100644
--- a/org.gnome.Eog.json
+++ b/org.gnome.Eog.json
@@ -88,7 +88,7 @@
                 {
                     "type" : "git",
                     "url" : "https://gitlab.freedesktop.org/libopenraw/exempi.git";,
-                    "branch" : "exempi-2.5-branch"
+                    "tag" : "2.6.2"
                 }
             ]
         },