gpu: nvgpu: PMU pmu.c/h header include cleanup

Some headers are not required to include in pmu.c/h as
lot of PMU code restructure happened, so removed headers
which not required anymore.

JIRA NVGPU-1972

Change-Id: Iead7f049d167cdaaaf7c75c2a5e19ae7b068fe6b
Signed-off-by: Mahantesh Kumbar <mkumbar@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2110108
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
Reviewed-by: svc-mobile-misra <svc-mobile-misra@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Vijayakumar Subbu <vsubbu@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>

drivers/gpu/nvgpu/hal/fifo/preempt_gk20a.c

@@ -32,6 +32,7 @@
 #include <nvgpu/channel.h>
 #include <nvgpu/tsg.h>
 #include <nvgpu/preempt.h>
+#include <nvgpu/pmu/mutex.h>
 
 #include "preempt_gk20a.h"
 

drivers/gpu/nvgpu/hal/fifo/preempt_gv11b.c

@@ -37,6 +37,7 @@
 #include <nvgpu/engine_status.h>
 #include <nvgpu/preempt.h>
 #include <nvgpu/nvgpu_err.h>
+#include <nvgpu/pmu/mutex.h>
 
 #include "preempt_gv11b.h"
 

drivers/gpu/nvgpu/hal/pmu/pmu_gk20a.c

@@ -29,6 +29,7 @@
 #include <nvgpu/pmu/mutex.h>
 #include <nvgpu/pmu/fw.h>
 #include <nvgpu/pmu/debug.h>
+#include <nvgpu/pmu/pmu_pg.h>
 
 #include <nvgpu/hw/gk20a/hw_pwr_gk20a.h>
 #include <nvgpu/hw/gk20a/hw_mc_gk20a.h>

drivers/gpu/nvgpu/hal/rc/rc_gv11b.c

@@ -38,6 +38,7 @@
 #include <nvgpu/power_features/power_features.h>
 #include <nvgpu/gr/fecs_trace.h>
 #include <nvgpu/preempt.h>
+#include <nvgpu/pmu/mutex.h>
 
 #include "rc_gv11b.h"