drm/amd/display: Clean up some inconsistent indenting

No functional modification involved.

smatch warnings:

drivers/gpu/drm/amd/amdgpu/../display/dc/dcn30/dcn30_mpc.c:116 mpc3_get_ogam_current() warn: inconsistent indenting.
drivers/gpu/drm/amd/amdgpu/../display/dc/dcn30/dcn30_mpc.c:445 mpc3_get_shaper_current() warn: inconsistent indenting.
Reported-by: Abaci Robot <abaci@linux.alibaba.com>
Signed-off-by: Jiapeng Chong <jiapeng.chong@linux.alibaba.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/display/dc/dcn30/dcn30_mpc.c

@@ -109,8 +109,7 @@ enum dc_lut_mode mpc3_get_ogam_current(struct mpc *mpc, int mpcc_id)
 	uint32_t state_ram_lut_in_use;
 	struct dcn30_mpc *mpc30 = TO_DCN30_MPC(mpc);
 
-	REG_GET_2(MPCC_OGAM_CONTROL[mpcc_id],
-			MPCC_OGAM_MODE_CURRENT, &state_mode,
+	REG_GET_2(MPCC_OGAM_CONTROL[mpcc_id], MPCC_OGAM_MODE_CURRENT, &state_mode,
 		  MPCC_OGAM_SELECT_CURRENT, &state_ram_lut_in_use);
 
 	switch (state_mode) {
@@ -134,6 +133,7 @@ enum dc_lut_mode mpc3_get_ogam_current(struct mpc *mpc, int mpcc_id)
 		mode = LUT_BYPASS;
 		break;
 	}
+
 	return mode;
 }
 
@@ -439,8 +439,7 @@ static enum dc_lut_mode mpc3_get_shaper_current(struct mpc *mpc, uint32_t rmu_id
 	uint32_t state_mode;
 	struct dcn30_mpc *mpc30 = TO_DCN30_MPC(mpc);
 
-	REG_GET(SHAPER_CONTROL[rmu_idx],
-			MPC_RMU_SHAPER_LUT_MODE_CURRENT, &state_mode);
+	REG_GET(SHAPER_CONTROL[rmu_idx], MPC_RMU_SHAPER_LUT_MODE_CURRENT, &state_mode);
 
 	switch (state_mode) {
 	case 0:
@@ -456,6 +455,7 @@ static enum dc_lut_mode mpc3_get_shaper_current(struct mpc *mpc, uint32_t rmu_id
 		mode = LUT_BYPASS;
 		break;
 	}
+
 	return mode;
 }