[ghex] ci: Update YAML file to point to master

[Logan Rathbone <larathbone src gnome org>]

commit aea1956ac758492a1254e6952242716744e2c0a4
Author: Logan Rathbone <poprocks gmail com>
Date:   Mon Dec 6 15:43:40 2021 -0500

    ci: Update YAML file to point to master

 .gitlab-ci.yml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 94d48d1..bd3357f 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -8,7 +8,7 @@ flatpak:
         APP_ID: "org.gnome.GHex.Devel"
         RUNTIME_REPO: "https://nightly.gnome.org/gnome-nightly.flatpakrepo";
         BUNDLE: "ghex-dev.flatpak"
-        BRANCH: "gtk4-port"
+        BRANCH: "master"
     extends: .flatpak
 
 nightly: