misc: Add missing "sysemu/cpu-timers.h" include

Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-Id: <20220207075426.81934-18-f4bug@amsat.org>
diff --git a/target/riscv/csr.c b/target/riscv/csr.c
index aea82df..0606cd0 100644
--- a/target/riscv/csr.c
+++ b/target/riscv/csr.c
@@ -23,6 +23,7 @@
 #include "cpu.h"
 #include "qemu/main-loop.h"
 #include "exec/exec-all.h"
+#include "sysemu/cpu-timers.h"
 
 /* CSR function table public API */
 void riscv_get_csr_ops(int csrno, riscv_csr_operations *ops)