drm/amdgpu: Clean up errors in ppatomctrl.h

Fix the following errors reported by checkpatch:

ERROR: open brace '{' following struct go on the same line
Signed-off-by: Ran Sun <sunran001@208suo.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/pm/powerplay/hwmgr/ppatomctrl.h

@@ -278,16 +278,14 @@ struct pp_atom_ctrl__avfs_parameters {
 	uint8_t  ucReserved;
 };
 
-struct _AtomCtrl_HiLoLeakageOffsetTable
-{
+struct _AtomCtrl_HiLoLeakageOffsetTable {
     USHORT usHiLoLeakageThreshold;
     USHORT usEdcDidtLoDpm7TableOffset;
     USHORT usEdcDidtHiDpm7TableOffset;
 };
 typedef struct _AtomCtrl_HiLoLeakageOffsetTable AtomCtrl_HiLoLeakageOffsetTable;
 
-struct _AtomCtrl_EDCLeakgeTable
-{
+struct _AtomCtrl_EDCLeakgeTable {
     ULONG DIDT_REG[24];
 };
 typedef struct _AtomCtrl_EDCLeakgeTable AtomCtrl_EDCLeakgeTable;