[gnome-runtime-images] base: rebase the flatpak-builder branch we use

[Jordan Petridis <jpetridis src gnome org>]

commit 2ea2e3cf2b0e0e851f9963924e4143527c38d1f5
Author: Jordan Petridis <jordan centricular com>
Date:   Tue Feb 22 21:11:25 2022 +0200

    base: rebase the flatpak-builder branch we use
    
    Bart is on vacation and can't update the original branch atm.

 base | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)
---
diff --git a/base b/base
index 72d1ff1..e8ecba7 100644
--- a/base
+++ b/base
@@ -5,7 +5,9 @@ RUN dnf upgrade -y --best --allowerasing && dnf install -y git 'dnf-command(buil
     dnf builddep -y flatpak-builder && \
     dnf groupinstall -y "Development Tools"
 
-RUN git clone --recursive https://github.com/flatpak/flatpak-builder -b run-without-fuse && \
+# FIXME: this is a rebased branch cause Bart is on vacation atm.
+# RUN git clone --recursive https://github.com/flatpak/flatpak-builder -b run-without-fuse && \
+RUN git clone --recursive https://github.com/alatiera/flatpak-builder -b alatiera/run-without-fuse-rebased 
&& \
     cd flatpak-builder && \
     ./autogen.sh && make -j$(nproc)