target/riscv/pmu: Restrict 'qemu/log.h' include to source

Declarations from "riscv/pmu.h" don't need anything from "qemu/log.h",
reduce it's inclusion to the source.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20230828221314.18435-3-philmd@linaro.org>

target/riscv/pmu.c

@@ -17,6 +17,7 @@
  */
 
 #include "qemu/osdep.h"
+#include "qemu/log.h"
 #include "cpu.h"
 #include "pmu.h"
 #include "sysemu/cpu-timers.h"

target/riscv/pmu.h

@@ -16,7 +16,6 @@
  * this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
-#include "qemu/log.h"
 #include "cpu.h"
 #include "qemu/main-loop.h"
 #include "exec/exec-all.h"