drm/amd/display: Use seq_puts() in 'amdgpu_current_colorspace_show()' & 'edp_ilr_show()'

Replace seq_printf with seq_puts when there is no argument list.

Fix the checkpatch warning:
WARNING: Prefer seq_puts to seq_printf

Cc: Wayne Lin <Wayne.Lin@amd.com>
Cc: Harry Wentland <harry.wentland@amd.com>
Cc: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Cc: Aurabindo Pillai <aurabindo.pillai@amd.com>
Signed-off-by: Srinivasan Shanmugam <srinivasan.shanmugam@amd.com>
Reviewed-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c

@@ -1075,24 +1075,24 @@ static int amdgpu_current_colorspace_show(struct seq_file *m, void *data)
 
 	switch (dm_crtc_state->stream->output_color_space) {
 	case COLOR_SPACE_SRGB:
-		seq_printf(m, "sRGB");
+		seq_puts(m, "sRGB");
 		break;
 	case COLOR_SPACE_YCBCR601:
 	case COLOR_SPACE_YCBCR601_LIMITED:
-		seq_printf(m, "BT601_YCC");
+		seq_puts(m, "BT601_YCC");
 		break;
 	case COLOR_SPACE_YCBCR709:
 	case COLOR_SPACE_YCBCR709_LIMITED:
-		seq_printf(m, "BT709_YCC");
+		seq_puts(m, "BT709_YCC");
 		break;
 	case COLOR_SPACE_ADOBERGB:
-		seq_printf(m, "opRGB");
+		seq_puts(m, "opRGB");
 		break;
 	case COLOR_SPACE_2020_RGB_FULLRANGE:
-		seq_printf(m, "BT2020_RGB");
+		seq_puts(m, "BT2020_RGB");
 		break;
 	case COLOR_SPACE_2020_YCBCR:
-		seq_printf(m, "BT2020_YCC");
+		seq_puts(m, "BT2020_YCC");
 		break;
 	default:
 		goto unlock;
@@ -3022,7 +3022,7 @@ static int edp_ilr_show(struct seq_file *m, void *unused)
 			seq_printf(m, "[%d] %d kHz\n", entry/2, link_rate_in_khz);
 		}
 	} else {
-		seq_printf(m, "ILR is not supported by this eDP panel.\n");
+		seq_puts(m, "ILR is not supported by this eDP panel.\n");
 	}
 
 	return 0;