[gbm-web] flat-manager: Use the new prune implementation

[Bartłomiej Piotrowski <bpiotrowski src gnome org>]

commit 90e833b7dcc41b3c71578e105248ff4093375c77
Author: Bartłomiej Piotrowski <bpiotrowski gnome org>
Date:   Fri Apr 30 14:58:02 2021 +0200

    flat-manager: Use the new prune implementation

 flat-manager/prune | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/flat-manager/prune b/flat-manager/prune
index 8d65e37..bf92dc2 100755
--- a/flat-manager/prune
+++ b/flat-manager/prune
@@ -3,5 +3,5 @@
 cd /srv/gnome-build-meta/public_html/build-repo
 find -maxdepth 1 -type d -mtime +7 -exec rm -rf {} \;
 
-flatpak build-update-repo --prune --prune-depth=100 --gpg-sign=6A7C5D4482170E3D 
--collection-id=org.gnome.Nightly /srv/gnome-build-meta/public_html/repo
-ostree prune --repo=/srv/gnome-build-meta/public_html/gnomeos/repo/ --depth=100 --refs-only
+flatpak build-update-repo -v --no-update-summary --no-update-appstream --prune --prune-depth=4 
/srv/gnome-build-meta/public_html/repo
+ostree prune --repo=/srv/gnome-build-meta/public_html/gnomeos/repo/ --depth=4 --refs-only