drm/vmwgfx: Remove trailing whitespace

Fix coding style. No functional changes.
Signed-off-by: NThomas Zimmermann <tzimmermann@suse.de>
Reviewed-by: NSam Ravnborg <sam@ravnborg.org>
Reviewed-by: NZack Rusin <zackr@vmware.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20220720083058.15371-2-tzimmermann@suse.de

drivers/gpu/drm/vmwgfx/vmwgfx_kms.c

@@ -2257,7 +2257,7 @@ static int vmw_du_update_layout(struct vmw_private *dev_priv,
 	drm_modeset_drop_locks(&ctx);
 	drm_modeset_acquire_fini(&ctx);
 	mutex_unlock(&dev->mode_config.mutex);
- 
+
 	return 0;
 }
 

drivers/gpu/drm/vmwgfx/vmwgfx_scrn.c

@@ -1383,6 +1383,6 @@ int vmw_kms_sou_readback(struct vmw_private *dev_priv,
 	vmw_validation_revert(&val_ctx);
 out_unref:
 	vmw_validation_unref_lists(&val_ctx);
-	
+
 	return ret;
 }