target-arm: Move TLBI ALLE1/ALLE1IS definitions into numeric order

Move the two regdefs for TLBI ALLE1 and TLBI ALLE1IS down so that the
whole set of AArch64 TLBI regdefs is arranged in numeric order.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
Message-id: 1439548879-1972-3-git-send-email-peter.maydell@linaro.org