[gnome-runtime-images] base: Unpin flatpak-builder and install librsvg instead

[Jordan Petridis <jpetridis src gnome org>]

commit 5c97443fd111375de8fa62d12d46cc9c5c376918
Author: Jordan Petridis <jpetridis gnome org>
Date:   Thu Jan 31 14:57:52 2019 +0200

    base: Unpin flatpak-builder and install librsvg instead
    
    Looks like the image validation when exporting a bundle
    was failing due to librsvg being missing. This got fixed
    in the fedora packaging, but we will add it here explicitly
    till the repo is updated.

 base.yml | 8 ++------
 1 file changed, 2 insertions(+), 6 deletions(-)
---
diff --git a/base.yml b/base.yml
index a1aee17..967bed4 100644
--- a/base.yml
+++ b/base.yml
@@ -5,12 +5,8 @@ WORKDIR /build
 ENV FLATPAK_GL_DRIVERS=dummy
 
 RUN dnf -y update && \
-    dnf install -y flatpak ostree fuse elfutils \
-    dconf git bzr xorg-x11-server-Xvfb dbus-x11
-
-# Temporary pin flatpak-builder
-RUN curl -o flatpak-builder-1.0.2-1.fc29.x86_64.rpm 
'https://kojipkgs.fedoraproject.org//packages/flatpak-builder/1.0.2/1.fc29/x86_64/flatpak-builder-1.0.2-1.fc29.x86_64.rpm'
 && \
-    dnf install -y flatpak-builder-1.0.2-1.fc29.x86_64.rpm && \
+    dnf install -y flatpak flatpak-builder librsvg ostree fuse elfutils \
+    dconf git bzr xorg-x11-server-Xvfb dbus-x11 && \
     dnf clean all
 
 RUN flatpak remote-add flathub https://dl.flathub.org/repo/flathub.flatpakrepo && \