arm: perf: Remove inlines from arm_pmuv3.c

These are all static and in one compilation unit so the inline has no
effect on the binary. Except if FTRACE is enabled, then 3 functions
which were already not inlined now get the nops added which allows them
to be traced.

Signed-off-by: James Clark <james.clark@arm.com>
Link: https://lore.kernel.org/r/20231211161331.1277825-2-james.clark@arm.com


Signed-off-by: Will Deacon <will@kernel.org>