TextureRegionEditor Fix not updating on editing region with autoslice cached

(cherry picked from commit 019c99e5385a3f0055bc4e72b2c48b9cf0a0442d)

editor/plugins/texture_region_editor_plugin.cpp

@@ -920,7 +920,6 @@ void TextureRegionEditor::_edit_region() {
 	if (cache_map.has(texture->get_rid())) {
 		autoslice_cache = cache_map[texture->get_rid()];
 		autoslice_is_dirty = false;
-		return;
 	} else {
 		if (is_visible() && snap_mode == SNAP_AUTOSLICE) {
 			_update_autoslice();