[PATCH] arm64/fpsimd: Avoid erroneous elide of user state reload

[Johannes Nixdorf]

This fixes the problem with my reproducer in 4/4 runs. Tested on top of
both master (29c73fc794c8) and the Asahi Linux kernel before the revert
(asahi-6.8.9-5).

Tested-by: Johannes Nixdorf <mixi at shadowice.org>