Subject: Remove fpu_control.h include
Upstream: No
Author: Simon Frankenberger <simon-alpine@fraho.eu>

The header is not present with musl and including it results in build error.
It's not needed anyways.

--- old/src/hotspot/os_cpu/linux_riscv/os_linux_riscv.cpp
+++ new/src/hotspot/os_cpu/linux_riscv/os_linux_riscv.cpp
@@ -56,7 +56,6 @@
 
 // put OS-includes here
 # include <dlfcn.h>
-# include <fpu_control.h>
 # include <errno.h>
 # include <pthread.h>
 # include <signal.h>