build-x86-images: use -base suffix for the base iso

All other variants have their variant name in the iso name

build-x86-images.sh.in

@@ -24,11 +24,7 @@ shift $((OPTIND - 1))
 
 build_variant() {
     variant="$1"
-    IMG_SUFFIX="-$variant"
-    if [ "$variant" = base ]; then
-        IMG_SUFFIX=
-    fi
-    IMG=void-live-${ARCH}-${DATE}${IMG_SUFFIX}.iso
+    IMG=void-live-${ARCH}-${DATE}-${variant}.iso
     GRUB_PKGS="grub-i386-efi grub-x86_64-efi"
     PKGS="dialog cryptsetup lvm2 mdadm void-docs-browse $GRUB_PKGS"
     XORG_PKGS="xorg-minimal xorg-input-drivers xorg-video-drivers setxkbmap xauth font-misc-misc terminus-font dejavu-fonts-ttf alsa-plugins-pulseaudio"