riscv-aclint.adoc: Fix several typos

%s/synchnronizing/synchronizing
%s/functionaities/functionalities
%s/compatiblity/compatibility
%s/triggerred/triggered
%s/managment/management
%s/synchroinzation/synchronization
%s/writting/writing

Signed-off-by: Bin Meng <bmeng.cn@gmail.com>