riscv: remove invalid redirections

Remove redirections of type

    command &1>2

Executing the command in the background and creating and empty file '2'
was never intended.

As the messages are information only redirecting to stderr would not make
sense either.

Signed-off-by: Heinrich Schuchardt <heinrich.schuchardt@canonical.com>

live-build/ubuntu-cpc/hooks.d/base/disk-image-uefi.binary

@@ -238,7 +238,7 @@ install_grub() {
                 # Per-device images
                 case "${SUBARCH}" in
                     "icicle")
-                        echo "Installing GRUB for ${SUBARCH} board" &1>2
+                        echo "Installing GRUB for ${SUBARCH} board"
                         # flash-kernel is needed to install the dtb for update-grub: it uses the
                         # /proc/device-tree/model value to pick the correct dtb and as we are in a chroot,
                         # the model value is wrong and we need to use /etc/flash-kernel/machine instead.
@@ -267,7 +267,7 @@ install_grub() {
                         chroot mountpoint rm -f /boot/boot.scr
                         ;;
                     "nezha"|"licheerv")
-                        echo "Installing U-Boot for ${SUBARCH} board" &1>2
+                        echo "Installing U-Boot for ${SUBARCH} board"
                         # flash-kernel is needed to install the dtb for update-grub: it uses the
                         # /proc/device-tree/model value to pick the correct dtb and as we are in a chroot,
                         # the model value is wrong and we need to use /etc/flash-kernel/machine instead.
@@ -312,7 +312,7 @@ install_grub() {
                         chroot mountpoint rm -f /boot/boot.scr
                         ;;
                     "visionfive")
-                        echo "Installing GRUB for VisionFive board" &1>2
+                        echo "Installing GRUB for VisionFive board"
                         # flash-kernel is needed to install the dtb for update-grub: it uses the
                         # /proc/device-tree/model value to pick the correct dtb and as we are in a chroot,
                         # the model value is wrong and we need to use /etc/flash-kernel/machine instead.