ci: Add gsound to images

It's a dependency of the new Sound panel.

build-aux/ci/Dockerfile.arm64v8.fedora.rawhide

@@ -14,7 +14,7 @@ RUN dnf -y --nogpgcheck upgrade && \
                    colord-gtk-devel cups-devel desktop-file-utils docbook-style-xsl flatpak-devel gdk-pixbuf2-devel \
                    gettext git glib2-devel gnome-bluetooth-libs-devel gnome-desktop3-devel \
                    gnome-online-accounts-devel gnome-settings-daemon-devel grilo-devel \
-                   gsettings-desktop-schemas-devel gtk3-devel ibus-devel intltool libcanberra-devel \
+                   gsettings-desktop-schemas-devel gsound-devel gtk3-devel ibus-devel intltool libcanberra-devel \
                    libgtop2-devel libgudev-devel libnma-devel libpwquality-devel libsmbclient-devel \
                    libsoup-devel libwacom-devel libX11-devel libXi-devel libxml2-devel libxslt \
                    libXxf86misc-devel meson ModemManager-glib-devel NetworkManager-libnm-devel \

build-aux/ci/Dockerfile.fedora.rawhide

@@ -12,7 +12,7 @@ RUN dnf -y --nogpgcheck upgrade && \
                    colord-gtk-devel cups-devel desktop-file-utils docbook-style-xsl flatpak-devel gdk-pixbuf2-devel \
                    gettext git glib2-devel gnome-bluetooth-libs-devel gnome-desktop3-devel \
                    gnome-online-accounts-devel gnome-settings-daemon-devel grilo-devel \
-                   gsettings-desktop-schemas-devel gtk3-devel ibus-devel intltool libcanberra-devel \
+                   gsettings-desktop-schemas-devel gsound-devel gtk3-devel ibus-devel intltool libcanberra-devel \
                    libgtop2-devel libgudev-devel libnma-devel libpwquality-devel libsmbclient-devel \
                    libsoup-devel libwacom-devel libX11-devel libXi-devel libxml2-devel libxslt \
                    libXxf86misc-devel meson ModemManager-glib-devel NetworkManager-libnm-devel \

build-aux/ci/Dockerfile.ppc64le.fedora.rawhide

@@ -14,7 +14,7 @@ RUN dnf -y --nogpgcheck upgrade && \
                    colord-gtk-devel cups-devel desktop-file-utils docbook-style-xsl flatpak-devel gdk-pixbuf2-devel \
                    gettext git glib2-devel gnome-bluetooth-libs-devel gnome-desktop3-devel \
                    gnome-online-accounts-devel gnome-settings-daemon-devel grilo-devel \
-                   gsettings-desktop-schemas-devel gtk3-devel ibus-devel intltool libcanberra-devel \
+                   gsettings-desktop-schemas-devel gsound-devel gtk3-devel ibus-devel intltool libcanberra-devel \
                    libgtop2-devel libgudev-devel libnma-devel libpwquality-devel libsmbclient-devel \
                    libsoup-devel libwacom-devel libX11-devel libXi-devel libxml2-devel libxslt \
                    libXxf86misc-devel meson ModemManager-glib-devel NetworkManager-libnm-devel \