[gnome-builder] build: tag gvls

[Christian Hergert <chergert src gnome org>]

commit f5121b04d88bf25f39a761103f5164afadd13992
Author: Christian Hergert <chergert redhat com>
Date:   Wed Aug 19 10:36:07 2020 -0700

    build: tag gvls

 build-aux/flatpak/org.gnome.Builder.json | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/build-aux/flatpak/org.gnome.Builder.json b/build-aux/flatpak/org.gnome.Builder.json
index 95bf6fe36..0150b00b9 100644
--- a/build-aux/flatpak/org.gnome.Builder.json
+++ b/build-aux/flatpak/org.gnome.Builder.json
@@ -611,7 +611,7 @@
                 {
                     "type" : "git",
                     "url" : "https://gitlab.gnome.org/esodan/gvls.git";,
-                    "branch": "master"
+                    "branch": "gvls-0.15.99"
                 }
             ]
         },