[librsvg-oci-images/add-curl] Add curl to opensuse:tumbleweed image

[Sven Neumann <sneumann src gnome org>]

commit eb459e51ff7224f3748e5d0877ffdbd050de3af1
Author: Sven Neumann <sven svenfoo org>
Date:   Tue Oct 13 21:50:30 2020 +0200

    Add curl to opensuse:tumbleweed image
    
    We will need it for GNOME/librsvg!407

 opensuse/tumbleweed | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)
---
diff --git a/opensuse/tumbleweed b/opensuse/tumbleweed
index 113a1fa..6a5f725 100644
--- a/opensuse/tumbleweed
+++ b/opensuse/tumbleweed
@@ -5,11 +5,11 @@ ENV SHELL=/bin/bash
 RUN zypper update -y && \
     zypper install -y gcc rust cargo cargo-c \
     clippy rustfmt gdb rust-gdb rr make vala \
-    automake autoconf libtool gettext itstool git \
+    automake autoconf curl gettext git itstool libtool \
     gtk-doc gobject-introspection-devel gtk3-devel \
     libxml2-devel libcroco-devel cairo-devel \
-    pango-devel gdk-pixbuf-devel ccache gettext-tools xz \
-    sudo shadow system-group-wheel && \
+    pango-devel gdk-pixbuf-devel ccache gettext-tools \
+    sudo shadow system-group-wheel xz && \
     zypper clean -a
 
 # Enable sudo for wheel users